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Round|Natural|GIA

1.51ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 6432624193

Certificate GIA 6432624193

Diamond specifications and retailer prices

From $15,320 USD
As of November 4, 2026
Save $12,144 USD (44%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $27,464 USD at MOH London · As of November 7, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6432624193. Listed at 25 retailers as of November 4, 2026, with prices from $15,320 to $27,464, a $12,144 spread on the same certified stone. MOH London lists it at $27,464. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6432624193
Dimensions7.47 × 7.43 × 4.53 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.47 mm7.43 mm1.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6432624193
Side View
Table 59.0%Crown 32.5°Girdle: MediumPavilion 41.6°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $27,464 USD|Low: $15,320 USD|High: $27,945 USD|Avg: $20,135 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 10$15,320 USD
Retailer 3$15,519 USD
Retailer 11$16,943 USD
Retailer 6$18,028 USD
Retailer 7$18,444 USD
Retailer 12$18,713 USD
Retailer 4$18,859 USD
Retailer 9$20,512 USD
Retailer 2$21,965 USD
Retailer 5$22,407 USD
Retailer 8$25,795 USD
MOH London$27,464 USD

45 data points across 12 retailers

25 retailers$15,320 USD to $27,464 USD

B+
Cheapest Retailer
-
$15,320 USD
B+
Retailer 2
-
$15,519 USD
View
B+
Retailer 3
-
$16,199 USD
View
B+
Retailer 4
-
$16,253 USD
View
B+
Retailer 5
-
$16,589 USD
View
B
Retailer 6
-
$16,943 USD
View
Final sale: no returns
B
Retailer 7
-
$17,290 USD
View
Retailer 8
-
$17,680 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$18,028 USD
View
B
Retailer 10
-
$18,444 USD
View
Retailer 11
-
$18,713 USD
View
Price last confirmed 34 days ago
B
Retailer 12
-
$18,859 USD
View
B
Retailer 13
-
$19,153 USD
View
B
Retailer 14
-
$19,540 USD
View
B
Retailer 15
-
$19,540 USD
View
B
Retailer 16
-
$19,890 USD
View
B
Retailer 17
-
$20,200 USD
View
B
Retailer 18
-
$20,512 USD
View
B
Retailer 19
-
$20,573 USD
View
B
Retailer 20
-
$20,615 USD
View
B+
Retailer 21
-
$21,965 USD
View
B
Retailer 22
-
$22,407 USD
View
B
Retailer 23
-
$25,047 USD
View
B
Retailer 24
-
$25,795 USD
View
Most Expensive
B
MOH London
C5041B55B · Nov 7
$27,464 USD
£21,625 GBP
View
24 more retailers have this diamond
Prices start from $15,320 USDSave up to $12,144 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
$15,320 USD