Round|Natural|GIA

2.56ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5242092732

Certificate GIA 5242092732

Diamond specifications and retailer prices

From $27,871 USD
As of October 30, 2026
Save $15,912 USD (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $43,783 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.56ct natural round diamond

This 2.56ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242092732. Listed at 8 retailers as of October 29, 2026, with prices from $27,871 to $43,783, a $15,912 spread on the same certified stone. MOH London lists it at $43,783. 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

2.56
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5242092732
Dimensions8.77 × 8.82 × 5.39 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
8.77 mm8.82 mm2.56 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242092732
Side View
Table 59.0%Crown 31.5°GirdlePavilion 41.6°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $43,783 USD|Low: $27,871 USD|High: $43,783 USD|Avg: $33,120 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$27,871 USD
Retailer 5$29,040 USD
Retailer 2$29,905 USD
Retailer 6$30,841 USD
Retailer 8$32,319 USD
Retailer 7$33,345 USD
Retailer 4$38,538 USD
MOH London$43,783 USD

10 data points across 8 retailers

8 retailers$27,871 USD to $43,783 USD

B+
Cheapest Retailer
-
$27,871 USD
B+
Retailer 2
-
$29,040 USD
View
B+
Retailer 3
-
$29,905 USD
View
B+
Retailer 4
-
$30,841 USD
£24,284 GBP
View
B+
Retailer 5
-
$32,319 USD
View
B+
Retailer 6
-
$33,345 USD
View
B
Retailer 7
-
$38,538 USD
View
Most Expensive
B
MOH London
733AADF1B · Oct 29
$43,783 USD
£34,475 GBP
View
7 more retailers have this diamond
Prices start from $27,871 USDSave up to $15,912 USD

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.

B+
2.56ct Round
$27,871 USD