Round|Natural|GIA

2.51ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 7538261593

Certificate GIA 7538261593

Diamond specifications and retailer prices

From $10,435 USD
SGD 14,102 SGD
As of October 29, 2026
Save $8,907 USD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $19,342 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 7538261593. Listed at 13 retailers as of October 29, 2026, with prices from $10,435 to $19,342, a $8,907 spread on the same certified stone. NZ Jewellers lists it at $19,342. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 7538261593
Dimensions8.50 × 8.42 × 5.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Needle
Top View
8.50 mm8.42 mm2.51 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7538261593
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.9%

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: $14,623 USD|Low: $10,435 USD|High: $18,343 USD|Avg: $13,308 USD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$10,435 USD
Retailer 5$11,502 USD
Retailer 8$11,903 USD
Retailer 3$12,426 USD
Retailer 7$12,810 USD
Retailer 2$13,393 USD
Retailer 1$14,623 USD
Retailer 4$18,222 USD

38 data points across 8 retailers

13 retailers$10,435 USD to $19,342 USD

Retailer 1
-
$10,061 USD
HK$78,600 HKD
Price last confirmed 56 days ago
A
Retailer 2
-
$10,435 USD
SGD 14,102 SGD
View
A
Retailer 3
-
$11,502 USD
View
A
Retailer 4
-
$11,884 USD
View
A
Retailer 5
-
$11,903 USD
View
A
Retailer 6
-
$12,426 USD
£9,784 GBP
View
A
Retailer 7
-
$12,810 USD
View
A
Retailer 8
-
$13,393 USD
£10,545 GBP
View
Retailer 9
-
$13,664 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$14,411 USD
View
A
Retailer 11
-
$14,623 USD
€13,927 EUR
View
A
Retailer 12
-
$18,222 USD
£14,348 GBP
View
Most Expensive
B+
NZ Jewellers
db261ead-62b1-416c-9332-9de4cecf5d26 · Oct 30
$19,342 USD
View
12 more retailers have this diamond
Prices start from $10,435 USDSave up to $8,907 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
2.51ct Round
$10,435 USD