Round|Natural|GIA
2.51ct K VS2 Round Natural Diamond
EX • K/VS2 • GIA 2554625321
Certificate GIA 2554625321
Diamond specifications and retailer prices
From $16,050 USD
As of November 6, 2026
8 retailers carry this diamond
Most expensive: $16,050 USD at The Diamond Guys
About this 2.51ct natural round diamond
This 2.51ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2554625321. Listed at 8 retailers as of November 6, 2026. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.
The 4Cs
2.51
Carat
K
Color
VS2
Clarity
Excellent
Cut
Specifications
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554625321
Dimensions8.61 × 5.41 × 5.41 mm
L/W Ratio1.59
Culet sizeNone
Top View
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554625321
Side View
Caratlytics Score
How it works →B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown
8 retailers
Retailer 1
$12,334 USD
Price last confirmed 25 days ago
Retailer 2
$12,606 USD
Price last confirmed 12 days ago
Retailer 3
$13,378 USD
Price last confirmed 11 days ago
Retailer 4
$13,446 USD
Price last confirmed 14 days ago
Retailer 5
$14,501 USD
Price last confirmed 12 days ago
Retailer 6
$15,557 USD
Price last confirmed 11 days ago
Retailer 7
$15,776 USD
Price last confirmed 14 days ago
7 more retailers have this diamond
Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.
Similar diamonds
- 2.51ct RoundK/VS2from $14,260across 17 retailersAs of November 1, 2026
- 2.51ct RoundK/VS2from $12,817across 5 retailersAs of November 4, 2026
- 2.51ct RoundK/VS2from $17,853across 2 retailersAs of November 2, 2026
- 2.51ct RoundK/VS2from $14,936across 2 retailersAs of November 6, 2026
- 2.51ct RoundK/VS2from $15,110As of November 6, 2026
- 2.51ct RoundK/VS2from $15,120As of November 5, 2026
- 2.5ct RoundK/VS2from $12,860across 18 retailersAs of November 4, 2026
- 2.52ct RoundK/VS2from $8,668across 14 retailersAs of November 5, 2026