Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 1242101162

Certificate GIA 1242101162

Diamond specifications and retailer prices

From $6,489 USD
As of November 4, 2026
Save $5,733 USD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $12,222 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1242101162. Listed at 6 retailers as of November 4, 2026, with prices from $6,489 to $12,222, a $5,733 spread on the same certified stone. MOH London lists it at $12,222. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242101162
Dimensions7.27 × 7.33 × 4.51 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud
Top View
7.27 mm7.33 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242101162
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $12,222 USD|Low: $6,489 USD|High: $12,376 USD|Avg: $8,483 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 3$6,489 USD
Retailer 5$7,292 USD
Retailer 6$7,575 USD
Retailer 2$8,793 USD
Retailer 4$9,488 USD
MOH London$12,222 USD

7 data points across 6 retailers

6 retailers$6,489 USD to $12,222 USD

A
Cheapest Retailer
-
$6,489 USD
A
Retailer 2
-
$7,292 USD
View
B+
Retailer 3
-
$7,575 USD
View
B+
Retailer 4
-
$8,793 USD
View
B+
Retailer 5
-
$9,488 USD
View
Most Expensive
B
MOH London
BACD57C37 · Nov 4
$12,222 USD
£9,624 GBP
View
5 more retailers have this diamond
Prices start from $6,489 USDSave up to $5,733 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
1.51ct Round
$6,489 USD