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2.55ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6565115501

Certificate GIA 6565115501

Diamond specifications and retailer prices

From $40,814 NZD
$23,003 USD
As of October 29, 2026
Save $22,868 NZD (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $63,682 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565115501. Listed at 6 retailers as of October 26, 2026, with prices from $40,814 to $63,682, a $22,868 spread on the same certified stone. MOH London lists it at $63,682. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565115501
Dimensions8.66 × 8.70 × 5.44 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Key to symbols
Cloud, Crystal, Feather, Needle, Indented Natural
Top View
8.66 mm8.70 mm2.55 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565115501
Side View
Table 57.0%Crown 35.5°GirdlePavilion 40.8°Culet: NoneDepth 62.6%

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 29
Current: $63,682 NZD|Low: $40,814 NZD|High: $65,920 NZD|Avg: $52,836 NZD|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 6$40,814 NZD
Retailer 2$47,111 NZD
Retailer 4$47,196 NZD
Retailer 5$48,694 NZD
Retailer 3$57,690 NZD
Retailer 7$59,478 NZD
MOH London$63,682 NZD

20 data points across 7 retailers

6 retailers$40,814 NZD to $63,682 NZD

A
Cheapest Retailer
-
$40,814 NZD
$23,003 USD
B+
Retailer 2
-
$47,111 NZD
£20,907 GBP
View
Retailer 3
-
$47,196 NZD
$26,600 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$48,694 NZD
$27,444 USD
View
B+
Retailer 5
-
$57,690 NZD
$32,514 USD
View
Most Expensive
B
MOH London
957327F57 · Oct 26
$63,682 NZD
£28,261 GBP
View
5 more retailers have this diamond
Prices start from $40,814 NZDSave up to $22,868 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
2.55ct Round
$40,814 NZD