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Round|Natural|GIA

2.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 3555540510

Certificate GIA 3555540510

Diamond specifications and retailer prices

From $25,342 NZD
As of November 5, 2026
Save $17,790 NZD (41%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $43,133 NZD 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 3555540510. Listed at 21 retailers as of November 4, 2026, with prices from $25,342 to $43,133, a $17,790 spread on the same certified stone. MOH London lists it at $43,133. 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 angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3555540510
Dimensions8.60 × 8.63 × 5.45 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Indented Natural
Top View
8.60 mm8.63 mm2.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555540510
Side View
Table 56.0%Crown 36.5°Girdle: STK-STKPavilion 41°Culet: NoneDepth 63.2%

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: $43,133 NZD|Low: $22,348 NZD|High: $43,957 NZD|Avg: $30,161 NZD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 6$25,342 NZD
Retailer 3$25,460 NZD
Retailer 7$25,963 NZD
Retailer 13$26,036 NZD
Retailer 14$26,442 NZD
Retailer 12$26,950 NZD
Retailer 15$27,991 NZD
Retailer 11$28,477 NZD
Retailer 9$29,368 NZD
Retailer 5$29,514 NZD
Retailer 2$30,818 NZD
Retailer 8$31,579 NZD
Retailer 16$32,935 NZD
Retailer 4$33,198 NZD
Retailer 10$37,761 NZD
MOH London$43,133 NZD

22 data points across 16 retailers

21 retailers$25,342 NZD to $43,133 NZD

A
Cheapest Retailer
-
$25,342 NZD
A
Retailer 2
-
$25,460 NZD
View
A
Retailer 3
-
$25,963 NZD
View
A
Retailer 4
-
$26,036 NZD
View
A
Retailer 5
-
$26,442 NZD
View
A
Retailer 6
-
$26,950 NZD
View
Retailer 7
-
$27,884 NZD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$27,991 NZD
View
A
Retailer 9
-
$28,477 NZD
View
A
Retailer 10
-
$29,368 NZD
View
A
Retailer 11
-
$29,514 NZD
View
Retailer 12
-
$29,950 NZD
View
Price last confirmed 38 days ago
Retailer 13
-
$30,209 NZD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$30,818 NZD
View
Retailer 15
-
$31,371 NZD
View
Price last confirmed 30 days ago
Retailer 16
-
$31,579 NZD
View
Price last confirmed 14 days ago
B+
Retailer 17
-
$32,935 NZD
View
B+
Retailer 18
-
$33,198 NZD
View
B
Retailer 19
-
$37,761 NZD
View
Retailer 20
-
$39,776 NZD
View
Price last confirmed 41 days ago
Most Expensive
B
MOH London
D9BAEB9C3 · Nov 4
$43,133 NZD
£19,092 GBP
View
20 more retailers have this diamond
Prices start from $25,342 NZDSave up to $17,790 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
$25,342 NZD