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Round|Natural|GIA

2.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7551717622

Certificate GIA 7551717622

Diamond specifications and retailer prices

From $20,739 USD
As of October 30, 2026
Save $14,731 USD (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $35,470 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551717622. Listed at 17 retailers as of October 29, 2026, with prices from $20,739 to $35,470, a $14,731 spread on the same certified stone. MOH London lists it at $35,470. 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

2.50
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551717622
Dimensions8.57 × 8.63 × 5.39 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Etch Channel
Top View
8.57 mm8.63 mm2.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551717622
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°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: $35,470 USD|Low: $20,739 USD|High: $35,470 USD|Avg: $24,092 USD
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
Retailer 17
October 31, 2026
Retailer 17$20,739 USD
Retailer 6$20,768 USD
Retailer 4$20,932 USD
Retailer 2$21,465 USD
Retailer 7$21,649 USD
Retailer 14$21,804 USD
Retailer 12$22,640 USD
Retailer 8$23,014 USD
Retailer 3$23,258 USD
Retailer 13$24,143 USD
Retailer 9$24,270 USD
Retailer 15$24,270 USD
Retailer 5$25,080 USD
Retailer 10$26,071 USD
Retailer 16$27,182 USD
Retailer 11$27,193 USD
MOH London$35,470 USD

12 data points across 17 retailers

17 retailers$20,739 USD to $35,470 USD

A
Cheapest Retailer
-
$20,739 USD
A
Retailer 2
-
$20,768 USD
View
A
Retailer 3
-
$20,932 USD
View
A
Retailer 4
-
$21,465 USD
₹2,044,295 INR
View
A
Retailer 5
-
$21,649 USD
View
Final sale: no returns
A
Retailer 6
-
$21,804 USD
View
A
Retailer 7
-
$22,640 USD
£17,826 GBP
View
B+
Retailer 8
-
$23,014 USD
View
Retailer 9
-
$23,258 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$24,143 USD
View
B+
Retailer 11
-
$24,270 USD
View
B+
Retailer 12
-
$24,270 USD
View
B+
Retailer 13
-
$25,080 USD
View
B+
Retailer 14
-
$26,071 USD
£20,528 GBP
View
B+
Retailer 15
-
$27,182 USD
View
B+
Retailer 16
-
$27,193 USD
€25,898 EUR
View
Most Expensive
B
MOH London
92EFDBFE5 · Oct 29
$35,470 USD
£27,929 GBP
View
16 more retailers have this diamond
Prices start from $20,739 USDSave up to $14,731 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.

A
2.50ct Round
$20,739 USD