Round|Natural|GIA

1.51ct H IF Round Natural Diamond

EX • H/IF • GIA 2237397872

Certificate GIA 2237397872

Diamond specifications and retailer prices

From $14,260 USD
As of November 4, 2026
Save $8,432 USD (37%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $22,692 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2237397872. Listed at 9 retailers as of November 4, 2026, with prices from $14,260 to $22,692, a $8,432 spread on the same certified stone. MOH London lists it at $22,692. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2237397872
Dimensions7.43 × 7.41 × 4.52 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.43 mm7.41 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2237397872
Side View
Table 57.0%Crown 33.5°Girdle: THN-THKPavilion 41°Culet: NoneDepth 61.0%

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: Nov 4
Current: $22,692 USD|Low: $14,260 USD|High: $23,729 USD|Avg: $17,243 USD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$14,260 USD
Retailer 7$14,784 USD
Retailer 6$15,307 USD
Retailer 8$15,556 USD
Retailer 2$15,974 USD
Retailer 9$16,081 USD
Retailer 4$17,604 USD
Retailer 5$21,403 USD
MOH London$22,692 USD

41 data points across 9 retailers

9 retailers$14,260 USD to $22,692 USD

B+
Cheapest Retailer
-
$14,260 USD
B+
Retailer 2
-
$14,784 USD
View
Retailer 3
-
$15,307 USD
View
Price last confirmed 13 days ago
B
Retailer 4
-
$15,556 USD
View
B+
Retailer 5
-
$15,974 USD
View
Retailer 6
-
$16,081 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
$17,604 USD
View
B
Retailer 8
-
$21,403 USD
View
Most Expensive
B
MOH London
C1B9DAB0F · Nov 4
$22,692 USD
£17,868 GBP
View
8 more retailers have this diamond
Prices start from $14,260 USDSave up to $8,432 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+
1.51ct Round
$14,260 USD