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Round|Natural|GIA

2.51ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 1568767636

Certificate GIA 1568767636

Diamond specifications and retailer prices

From $15,770 USD
HK$123,200 HKD
As of November 1, 2026
Save $12,504 USD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $28,274 USD at MOH London · As of November 2, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1568767636. Listed at 11 retailers as of November 1, 2026, with prices from $15,770 to $28,274, a $12,504 spread on the same certified stone. MOH London lists it at $28,274. 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
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1568767636
Dimensions8.43 × 8.49 × 5.46 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
8.43 mm8.49 mm2.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568767636
Side View
Table 58.0%Crown 37°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.5%

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: Nov 1
Current: $28,274 USD|Low: $15,770 USD|High: $28,274 USD|Avg: $20,164 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10$15,770 USD
Retailer 5$16,012 USD
Retailer 9$17,762 USD
Retailer 7$20,829 USD
Retailer 4$20,982 USD
Retailer 2$21,267 USD
Retailer 8$21,648 USD
Retailer 6$22,481 USD
Retailer 3$25,647 USD
MOH London$28,274 USD

3 data points across 10 retailers

11 retailers$15,770 USD to $28,274 USD

A
Cheapest Retailer
-
$15,770 USD
HK$123,200 HKD
A
Retailer 2
-
$16,012 USD
₹1,524,965 INR
View
A
Retailer 3
-
$17,297 USD
A$26,612 AUD
View
B+
Retailer 4
-
$17,762 USD
View
Final sale: no returns
B+
Retailer 5
-
$20,829 USD
£16,400 GBP
View
B+
Retailer 6
-
$20,982 USD
View
B+
Retailer 7
-
$21,267 USD
€20,254 EUR
View
B+
Retailer 8
-
$21,648 USD
View
B
Retailer 9
-
$22,481 USD
View
B
Retailer 10
-
$25,647 USD
View
Most Expensive
B
MOH London
45753A3B7 · Nov 2
$28,274 USD
£22,263 GBP
View
10 more retailers have this diamond
Prices start from $15,770 USDSave up to $12,504 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
$15,770 USD