What is an F Color Diamond?
Key Takeaways
- Water F diamonds are among the three highest color grades in the "colorless" group according to GIA standards, along with D and E, boasting pure beauty and brightness almost indistinguishable by the...
Water F diamonds are among the three highest color grades in the "colorless" group according to GIA standards, along with D and E, boasting pure beauty and brightness almost indistinguishable by the naked eye compared to grade D. So, what are the characteristics of F-grade diamonds, how much do they cost, and are they worth buying? Let's find out in detail in the article below from Jemmia Diamond.
What is a Water F Diamond?
A Water F diamond is a diamond belonging to the "Colorless" group (Colorless) according to the GIA color grading scale from D to Z, ranking 3rd after D and E in the highest premium segment.
- Color Group: Belongs to the Colorless group (D–E–F), representing diamonds with the highest degree of whiteness.
- Characteristics: Color is almost imperceptible to the naked eye; only experts can detect very subtle hues under specialized inspection conditions.
- Aesthetics: Possesses a bright white, transparent, and luxurious beauty, suitable for high-end jewelry designs.
Water F diamonds are completely colorless diamonds
Diamonds of Grade D, E, F: What is the Difference?
Grade D diamonds, E, and F all belong to the "Colorless" group, meaning they are perfectly white when observed with the naked eye. The difference between grades D, E, and F lies in their natural rarity and the presence of trace amounts of nitrogen within their crystal structure, which can only be identified by experts with specialized equipment.
- Grade D (Most Perfect): The highest grade, completely colorless, extremely rare, and has the highest collectible value.
- Grade E (Near Perfect): Contains an extremely small trace of color that the naked eye cannot detect, only one level below grade D in rarity.
- Grade F (Economical Sweet Spot): The final grade in the colorless group. It retains absolute purity when set in jewelry but is the most accessible in price.
The difference between grades D, E, and F lies in their natural rarity and the presence of trace amounts of nitrogen within their crystal structure
Actual Price List for Water F Diamonds in 2026
The price of Water F diamonds ranges from 17 million to over 340 million VND, depending on weight (Carat), clarity (Clarity), and cut quality (Cut). According to data from the RapNet exchange, F-grade diamonds always have high liquidity due to their reasonable prices.
| Size (mm) | Weight (Ct) | Clarity | Reference Price (VNĐ) |
| 4.5 mm | ~0.33 ct | VVS2 | 17,500,000 - 20,000,000 |
| 5.4 mm | ~0.58 ct | VS1 | 48,000,000 - 56,000,000 |
| 6.3 mm | ~0.95 ct | VVS1 | 115,000,000 - 135,000,000 |
| 7.2 mm | ~1.40 ct | VS2 | 210,000,000 - 245,000,000 |
Should You Invest in Water F Diamonds?
You should buy Water F diamonds if you want to optimize your budget while still owning a diamond that meets the highest "Colorless" standard. This is a smart choice for investors and jewelry connoisseurs.
- Advantages: The beauty is indistinguishable from grade D but saves a significant amount of cost.
- Applications: Suitable for all types of settings, especially white gold and platinum, to enhance fair skin tones.
- Investment Value: GIA-certified F-grade diamonds hold their value very well over time.
It is advisable to buy Water F diamonds if you want to optimize your budget while still owning a diamond that meets the highest "Colorless" standard
Where to Buy Reputable Water F Diamonds?
Jemmia Diamond is a specialized provider of GIA-certified Water F diamonds, imported through official channels, ensuring transparency in quality and origin in Vietnam.
- International Certification: 100% of diamonds have GIA certificates, with clear information and precise cross-referencing of all parameters.
- Exclusive Selection: Prioritizes F-grade diamonds with high whiteness and good brilliance, ensuring long-lasting beauty and value.
- Legal Transparency: Products are imported through official channels, with complete VAT invoices, ensuring valuable assets and clear origin.
- Flexible Policies: Clearly listed prices, buy-back and exchange support up to 100%.
Jemmia - A reputable diamond purchase address
Frequently Asked Questions
Are Water F Diamonds Affected by Fluorescence?
If an F-grade diamond has "Strong Blue" fluorescence, it may appear slightly "milky" in sunlight. However, if the fluorescence is "None" or "Faint," the stone will be extremely transparent.
What Clarity Grade is Best for Water F Diamonds?
For F-grade diamonds, it is recommended to combine them with a clarity grade of VS1 or higher. This combination ensures the stone is perfectly clean to the naked eye and maintains its brilliance for a long time.
Why is Grade F So Much Cheaper Than Grade D, Even Though They Look Similar?
Because in nature, D-grade diamonds are extremely rare (the rarest). The price difference reflects the rarity in mineralogy rather than purely aesthetic beauty.
Water F diamonds are a "golden" choice among colorless diamonds. With pure beauty indistinguishable by the naked eye from grade D, yet at a more optimal price of 10% - 15% less, this is the smartest investment solution for you to own a luxurious, brilliant, and sustainably valuable diamond over time.
