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2.51ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6545867048

Certificate GIA 6545867048

Diamond specifications and retailer prices

From $24,582 NZD
SGD 18,722 SGD
As of October 30, 2026
Save $7,945 NZD (24%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $32,526 NZD at The Diamond Guys · As of October 29, 2026
View 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545867048. Listed at 8 retailers as of October 29, 2026, with prices from $24,582 to $32,526, a $7,945 spread on the same certified stone. The Diamond Guys lists it at $32,526. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6545867048
Dimensions8.67 × 8.64 × 5.42 mm
L/W Ratio1.00
Top View
8.67 mm8.64 mm2.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6545867048
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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: Oct 30
Current: $25,975 NZD|Low: $24,582 NZD|High: $33,467 NZD|Avg: $28,786 NZD|-4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$24,582 NZD
Retailer 1$25,975 NZD
Retailer 3$26,608 NZD
Retailer 5$26,925 NZD
Retailer 8$27,271 NZD
Retailer 4$30,403 NZD
Retailer 7$31,958 NZD
Retailer 6$32,201 NZD

38 data points across 8 retailers

8 retailers$24,582 NZD to $32,526 NZD

A
Cheapest Retailer
-
$24,582 NZD
SGD 18,722 SGD
A
Retailer 2
-
$25,975 NZD
£11,527 GBP
View
A
Retailer 3
-
$26,608 NZD
SGD 20,265 SGD
View
A
Retailer 4
-
$26,925 NZD
$15,175 USD
View
Retailer 5
-
$27,271 NZD
$15,370 USD
View
Price last confirmed 22 days ago
A
Retailer 6
-
$30,403 NZD
$17,135 USD
View
A
Retailer 7
-
$32,201 NZD
$18,148 USD
View
Most Expensive
A
The Diamond Guys
1931978263 · Oct 29
$32,526 NZD
$18,332 USD
View
7 more retailers have this diamond
Prices start from $24,582 NZDSave up to $7,945 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
$24,582 NZD