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Round|Natural|GIA

2.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 6541936606

Certificate GIA 6541936606

Diamond specifications and retailer prices

From $20,082 NZD
As of November 5, 2026
Save $15,643 NZD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $35,725 NZD at MOH London · As of November 2, 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 6541936606. Listed at 12 retailers as of November 2, 2026, with prices from $20,082 to $35,725, a $15,643 spread on the same certified stone. MOH London lists it at $35,725. 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 angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6541936606
Dimensions8.61 × 8.67 × 5.47 mm
L/W Ratio1.01
Top View
8.61 mm8.67 mm2.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541936606
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $35,725 NZD|Low: $20,082 NZD|High: $36,764 NZD|Avg: $27,099 NZD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$20,082 NZD
Retailer 11$23,062 NZD
Retailer 9$23,425 NZD
Retailer 5$24,001 NZD
Retailer 10$24,780 NZD
Retailer 2$25,634 NZD
Retailer 6$27,735 NZD
Retailer 3$28,037 NZD
Retailer 4$31,410 NZD
Retailer 8$32,404 NZD
MOH London$35,725 NZD

27 data points across 11 retailers

12 retailers$20,082 NZD to $35,725 NZD

A
Cheapest Retailer
-
$20,082 NZD
Retailer 2
-
$21,471 NZD
View
Price last confirmed 50 days ago
A
Retailer 3
-
$23,062 NZD
View
A
Retailer 4
-
$23,425 NZD
View
A
Retailer 5
-
$24,001 NZD
View
A
Retailer 6
-
$24,780 NZD
View
A
Retailer 7
-
$25,634 NZD
View
A
Retailer 8
-
$27,735 NZD
View
A
Retailer 9
-
$28,037 NZD
View
B+
Retailer 10
-
$31,410 NZD
View
B+
Retailer 11
-
$32,404 NZD
View
Most Expensive
B+
MOH London
671605899 · Nov 2
$35,725 NZD
£15,813 GBP
View
11 more retailers have this diamond
Prices start from $20,082 NZDSave up to $15,643 NZD

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
$20,082 NZD