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Round|Natural|GIA

2.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 6502421991

Certificate GIA 6502421991

Diamond specifications and retailer prices

From $19,009 SGD
As of November 6, 2026
Save $13,255 SGD (41%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $32,263 SGD at MOH London · As of November 4, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6502421991. Listed at 7 retailers as of November 4, 2026, with prices from $19,009 to $32,263, a $13,255 spread on the same certified stone. MOH London lists it at $32,263. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6502421991
Dimensions8.64 × 8.69 × 5.41 mm
L/W Ratio1.01
Top View
8.64 mm8.69 mm2.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502421991
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $32,263 SGD|Low: $19,009 SGD|High: $32,740 SGD|Avg: $24,829 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$19,009 SGD
Retailer 3$21,171 SGD
Retailer 5$21,589 SGD
Retailer 4$25,048 SGD
Retailer 2$28,444 SGD
MOH London$32,263 SGD

42 data points across 6 retailers

7 retailers$19,009 SGD to $32,263 SGD

A
Cheapest Retailer
-
$19,009 SGD
A
Retailer 2
-
$21,171 SGD
View
B+
Retailer 3
-
$21,589 SGD
View
B+
Retailer 4
-
$25,048 SGD
View
B
Retailer 5
-
$28,444 SGD
View
B
Retailer 6
-
$29,345 SGD
View
Most Expensive
B
MOH London
13F37865C · Nov 4
$32,263 SGD
£19,889 GBP
View
6 more retailers have this diamond
Prices start from $19,009 SGDSave up to $13,255 SGD

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.

A
2.51ct Round
$19,009 SGD