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2.55ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 761526345

Shape and cutting style on the report: Round brilliant

Certificate IGI 761526345

Diamond specifications and retailer prices

From $12,969 SGD
$10,145 USD
As of November 1, 2026
Save $8,326 SGD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,296 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 761526345. Listed at 13 retailers as of October 30, 2026, with prices from $12,969 to $21,296, a $8,326 spread on the same certified stone. NZ Jewellers lists it at $21,296. 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

2.55
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 761526345
Dimensions8.70 × 8.65 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.70 mm8.65 mm2.55 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 761526345
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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 1
Current: $21,296 SGD|Low: $12,969 SGD|High: $22,079 SGD|Avg: $16,120 SGD|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 2$12,969 SGD
Retailer 3$13,086 SGD
Retailer 13$13,207 SGD
Retailer 4$14,103 SGD
Retailer 10$14,103 SGD
Retailer 12$15,278 SGD
Retailer 11$15,513 SGD
Retailer 9$15,642 SGD
Retailer 7$15,715 SGD
Retailer 8$16,100 SGD
Retailer 5$17,629 SGD
Retailer 6$19,955 SGD
NZ Jewellers$21,296 SGD

14 data points across 13 retailers

13 retailers$12,969 SGD to $21,296 SGD

A
Cheapest Retailer
-
$12,969 SGD
$10,145 USD
A
Retailer 2
-
$13,086 SGD
$10,236 USD
View
A
Retailer 3
-
$13,207 SGD
$10,331 USD
View
A
Retailer 4
-
$14,103 SGD
$11,032 USD
View
A
Retailer 5
-
$14,103 SGD
$11,032 USD
View
Final sale: no returns
A
Retailer 6
-
$15,278 SGD
$11,951 USD
View
A
Retailer 7
-
$15,513 SGD
$12,135 USD
View
A
Retailer 8
-
$15,642 SGD
$12,236 USD
View
A
Retailer 9
-
$15,715 SGD
£9,679 GBP
View
A
Retailer 10
-
$16,100 SGD
€11,994 EUR
View
A
Retailer 11
-
$17,629 SGD
$13,790 USD
View
A
Retailer 12
-
$19,955 SGD
£12,291 GBP
View
Most Expensive
A
NZ Jewellers
c47bc7b5-2566-4fbc-8c2f-f0f2bff245f4 · Oct 30
$21,296 SGD
$16,658 USD
View
12 more retailers have this diamond
Prices start from $12,969 SGDSave up to $8,326 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
2.55ct Round
$12,969 SGD