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06:21 CH - Thứ Sáu | 08/09/2025

How much is a 3.5 carat diamond?

Key Takeaways

  • The price of a 3.5mm diamond ranges from 6 million to over 11 million VND, depending on the 4Cs: weight, color, clarity, and cut. Stones with D color, VVS clarity, and Excellent...

The price of a 3.5mm diamond ranges from 6 million to over 11 million VND, depending on the 4Cs: weight, color, clarity, and cut. Stones with D color, VVS clarity, and Excellent cut will be more expensive than those with a yellowish hue or many inclusions. To know the exact price of a 3.5mm diamond, you should refer to the updated price list and purchase from a reputable dealer with GIA certification. 

How much does a 3.5mm diamond cost?

The price of a 3.5mm diamond is currently of great interest in the market. Specifically, 3.5mm diamonds range in price from 6,120,000 VND – 11,980,000 VND. The price of a diamond also depends on the 4Cs standards, which include: color, clarity, size, and cut.

Note: Diamond prices in this article are updated as of September 2025. In case of supply shortages, diamond prices may increase sharply in the future.

See now: Diamond price list updated latest or Contact Jemmia immediately: 0838 353 333

What is a 3.5mm diamond, and how many carats is it?

A 3.5mm diamond is a common term used in Vietnam to refer to the diameter of a diamond measured in millimeters. "3.5 ly" means the diamond has a diameter of approximately 3.5mm.

In the international jewelry industry, diamond sizes are usually converted to carats (ct) - the standard measure for weight. With standard proportions, a round brilliant cut diamond with a diameter of 3.5mm will weigh approximately 0.15 carats (ranging from 0.145-0.16ct depending on depth and cut proportions).

This means: 3.5mm is equivalent to approximately 0.15 carats.

Understanding the conversion from millimeters to carats helps buyers easily compare prices and check information in GIA grading reports or other reputable certificates.

A 3.5mm diamond has a size of 3.5mm, equivalent to 0.15 carats

The meaning of a 3.5mm diamond

Standing out among countless sparkling diamonds, the 3.5mm diamond possesses a delicate beauty that captivates all eyes. Although not as large as other diamonds, it has its own unique charm and carries profound meanings.

  • In terms of Feng Shui: The number 3 represents growth, luck, and prosperity. The positive energy from a 3.5mm diamond will bring the owner abundant health, a prosperous life, and much joy.
  • With its brilliant beauty: A 3.5mm diamond is the perfect accent for any outfit. It helps you shine brilliantly at any event. It is also a symbol of luxury, eternal beauty, and everlasting love.
  • A meaningful gift: A 3.5mm diamond expresses appreciation, love, and sincere respect. It is a beautiful wish for the recipient to have a fulfilling, happy, and successful life.
  • Investment value: Diamonds always retain high investment value due to their rarity and durability. A 3.5mm diamond, with its reasonable price, is a smart choice for those who want to invest in diamonds or are looking for materials for an affordable natural diamond wedding ring.

Meaning of 3.5mm diamond

3.5mm diamonds carry many deep meanings

See more:  Modern diamond rings for women, luxurious Jemmia Diamond 

What kind of jewelry is a 3.5mm diamond suitable for?

A 3.5mm diamond is considered a small size by general standards, but it possesses a delicate, elegant beauty and is easily incorporated into jewelry making. With its small weight in a Round cut, this diamond is often chosen for slender, exquisite designs with high applicability.

Popular applications of 3.5mm diamonds in jewelry:

  • Natural diamond ringsOften used for wedding bands, engagement rings, or simple fashion rings. The small size makes the ring look delicate and suitable for everyday wear without being cumbersome.
  • Diamond necklacesA 3.5mm diamond can be used as a single pendant or combined with other gemstones. This design often exudes grace and youthfulness, especially suiting a minimalist style.
  • Diamond earringsAlthough small, when set as a pair of earrings, 3.5mm still creates enough sparkle. Styles from simple studs to small halos are elegant and sophisticated.
  • Diamond braceletsBracelets set with multiple 3.5mm diamonds create a uniform, exquisite effect. Furthermore, diamonds of this size are easy to design according to personal style, from youthful and modern to elaborate and classic.

What jewelry can 3.5mm diamonds be used for

3.5mm diamonds are a choice for slender, exquisite designs

Where to buy reputable and quality 3.5mm diamonds?

To purchase beautiful and long-lasting 3.5mm diamonds, buyers need to prioritize units with transparent processes and international certifications. This is because small-sized diamonds, while easy to buy, are also easily mixed with counterfeit or low-quality goods.

Jemmia Diamond is one of the reputable diamond brands in Vietnam with an international standard and transparent diamond grading process. Diamonds at Jemmia:

  • GIA diamonds with high 4Cs standards: Each diamond comes with a GIA certificate, and customers can view it directly and cross-reference it on the international system. Jemmia does not sell diamonds with flaws that affect their structure or durability.
  • Transparent origin: Diamonds at Jemmia are imported through official customs, ensuring full tax obligations to the state.
  • Most modern grading technology right at the showroom: Jemmia is equipped with GIA ID100, GIA Match ID, and Gemolite NXT machines – allowing customers to examine each diamond, see it with their own eyes, and check its quality.
  • Clear after-sales buy-back and exchange policy: Customers can easily exchange or upgrade to a larger stone with a policy that ensures lasting value over time.

Where to buy reputable and quality 3.5mm diamonds

Diamonds with high 4Cs standards ensure quality and assets for customers

For any inquiries, please contact:

Showroom System: OPEN 9:00 AM – 9:00 PM (including Sundays and holidays)

See more: What is Certified Diamond?

Hotline:

  • HCM Branch: 0838 353 333 (ext. 1)
  • HN Branch: 0838 353 333 (ext. 2)
Nhung Hoang

Author: Nhung Hoang

Content Writer Specialist

Nhung Hoang là Content Writer Specialist với hơn 3 năm kinh nghiệm nghiên cứu và phát triển nội dung về kim cương tự nhiên và ngành trang sức. Với nền tảng kiến thức được đào tạo trực tiếp bởi Giám đốc hoạch định GIA của Jemmia Diamond, Nhung Hoang tập trung xây dựng các bài viết chuyên sâu về kim cương GIA, trang sức kim cương và xu hướng trang sức, nhằm mang đến những thông tin chính xác và đáng tin cậy cho người đọc.

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