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Round|Natural|GIA

1.51ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6237692072

Certificate GIA 6237692072

Diamond specifications and retailer prices

From $7,060 USD
As of November 1, 2026
Save $8,527 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,587 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6237692072. Listed at 16 retailers as of November 1, 2026, with prices from $7,060 to $15,587, a $8,527 spread on the same certified stone. NZ Jewellers lists it at $15,587. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6237692072
Dimensions7.32 × 7.36 × 4.57 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.32 mm7.36 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237692072
Side View
Table 58.0%Crown 34°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 62.2%

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 1
Current: $15,587 USD|Low: $7,794 USD|High: $15,587 USD|Avg: $10,226 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6$7,794 USD
Retailer 8$8,443 USD
Retailer 2$8,565 USD
Retailer 5$8,573 USD
Retailer 3$9,634 USD
Retailer 7$9,742 USD
Retailer 4$12,988 USD
NZ Jewellers$15,587 USD

42 data points across 8 retailers

16 retailers$7,060 USD to $15,587 USD

B+
Cheapest Retailer
-
$7,060 USD
B+
Retailer 2
-
$7,297 USD
View
B+
Retailer 3
-
$7,652 USD
CA$10,627 CAD
View
B+
Retailer 4
-
$7,794 USD
View
B+
Retailer 5
-
$8,443 USD
View
B+
Retailer 6
-
$8,565 USD
£6,744 GBP
View
B+
Retailer 7
-
$8,573 USD
View
B
Retailer 8
-
$8,948 USD
View
B+
Retailer 9
-
$9,260 USD
View
B+
Retailer 10
-
$9,260 USD
View
B+
Retailer 11
-
$9,570 USD
View
B+
Retailer 12
-
$9,634 USD
€9,175 EUR
View
B+
Retailer 13
-
$9,742 USD
View
Retailer 14
-
$10,262 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$12,988 USD
£10,227 GBP
View
Most Expensive
B
NZ Jewellers
a8f473e6-c5cb-4ac2-ae1b-0c820d56e09c · Nov 2
$15,587 USD
View
15 more retailers have this diamond
Prices start from $7,060 USDSave up to $8,527 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
$7,060 USD