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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 $9,029 SGD
$7,060 USD
As of November 1, 2026
Save $10,905 SGD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $19,934 SGD 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 $9,029 to $19,934, a $10,905 spread on the same certified stone. NZ Jewellers lists it at $19,934. 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
Colour
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: $19,934 SGD|Low: $9,968 SGD|High: $19,934 SGD|Avg: $13,083 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 6$9,968 SGD
Retailer 8$10,798 SGD
Retailer 3$10,954 SGD
Retailer 5$10,964 SGD
Retailer 2$12,335 SGD
Retailer 7$12,459 SGD
Retailer 4$16,611 SGD
NZ Jewellers$19,934 SGD

42 data points across 8 retailers

16 retailers$9,029 SGD to $19,934 SGD

B+
Cheapest Retailer
-
$9,029 SGD
$7,060 USD
B+
Retailer 2
-
$9,332 SGD
$7,297 USD
View
B+
Retailer 3
-
$9,786 SGD
CA$10,627 CAD
View
B+
Retailer 4
-
$9,968 SGD
$7,794 USD
View
B+
Retailer 5
-
$10,798 SGD
$8,443 USD
View
B+
Retailer 6
-
$10,954 SGD
£6,744 GBP
View
B+
Retailer 7
-
$10,964 SGD
$8,573 USD
View
B
Retailer 8
-
$11,444 SGD
$8,948 USD
View
B+
Retailer 9
-
$11,843 SGD
$9,260 USD
View
B+
Retailer 10
-
$11,843 SGD
$9,260 USD
View
B+
Retailer 11
-
$12,239 SGD
$9,570 USD
View
B+
Retailer 12
-
$12,335 SGD
€9,186 EUR
View
B+
Retailer 13
-
$12,459 SGD
$9,742 USD
View
Retailer 14
-
$13,124 SGD
$10,262 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$16,611 SGD
£10,227 GBP
View
Most Expensive
B
NZ Jewellers
a8f473e6-c5cb-4ac2-ae1b-0c820d56e09c · Nov 2
$19,934 SGD
$15,587 USD
View
15 more retailers have this diamond
Prices start from $9,029 SGDSave up to $10,905 SGD

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
$9,029 SGD