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1.51ct G I1 Round Natural Diamond

EX • G/I1 • IGI 743559005

Shape and cutting style on the report: Round brilliant

Certificate IGI 743559005

Diamond specifications and retailer prices

From $2,411 SGD
$1,886 USD
As of October 26, 2026
9 retailers carry this diamond
Most expensive: $5,442 SGD at NZ Jewellers · As of October 23, 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 G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 743559005. Listed at 9 retailers as of October 26, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 743559005
Dimensions7.25 × 7.28 × 4.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
7.25 mm7.28 mm1.51 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743559005
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 26
Current: $5,442 SGD|Low: $1,633 SGD|High: $5,566 SGD|Avg: $2,613 SGD|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 3$1,764 SGD
Retailer 4$1,924 SGD
Retailer 5$1,963 SGD
Retailer 10$2,403 SGD
Retailer 2$2,411 SGD
Retailer 6$2,603 SGD
Retailer 9$2,603 SGD
Retailer 7$2,723 SGD
Retailer 8$3,004 SGD
NZ Jewellers$5,442 SGD

29 data points across 10 retailers

9 retailers

Retailer 1
-
$1,764 SGD
₹131,420 INR
Price last confirmed 8 days ago
Retailer 2
-
$1,924 SGD
$1,505 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$1,963 SGD
$1,535 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$2,411 SGD
$1,886 USD
View
Retailer 5
-
$2,603 SGD
$2,036 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$2,603 SGD
$2,036 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$2,723 SGD
$2,130 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$3,004 SGD
$2,350 USD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
52a3f92f-3a01-4def-8380-4336074d28c0 · Oct 23
$5,442 SGD
$4,257 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond
Prices start from $2,411 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
$2,411 SGD