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1.51ct G I1 Round Natural Diamond

EX • G/I1 • IGI 628465332

Shape and cutting style on the report: Round brilliant

Certificate IGI 628465332

Diamond specifications and retailer prices

From $2,380 SGD
₹177,236 INR
As of November 2, 2026
Save $4,664 SGD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,044 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 G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 628465332. Listed at 8 retailers as of November 2, 2026, with prices from $2,380 to $7,044, a $4,664 spread on the same certified stone. NZ Jewellers lists it at $7,044. 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
FluorescenceFaint
Crown angle36°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 628465332
Dimensions7.31 × 7.34 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.31 mm7.34 mm1.51 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 628465332
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.4%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $7,044 SGD|Low: $2,375 SGD|High: $7,044 SGD|Avg: $3,882 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2$2,380 SGD
Retailer 4$3,018 SGD
Retailer 6$3,370 SGD
Retailer 8$3,370 SGD
Retailer 5$3,499 SGD
Retailer 7$3,888 SGD
Retailer 3$4,190 SGD
NZ Jewellers$7,044 SGD

43 data points across 8 retailers

8 retailers$2,380 SGD to $7,044 SGD

A
Cheapest Retailer
-
$2,380 SGD
₹177,236 INR
A
Retailer 2
-
$3,018 SGD
$2,360 USD
View
B+
Retailer 3
-
$3,370 SGD
$2,635 USD
View
B+
Retailer 4
-
$3,370 SGD
$2,635 USD
View
B+
Retailer 5
-
$3,499 SGD
$2,736 USD
View
B+
Retailer 6
-
$3,888 SGD
$3,040 USD
View
A
Retailer 7
-
$4,190 SGD
€3,120 EUR
View
Most Expensive
B
NZ Jewellers
6dcddb49-6113-4fd4-ab53-4a129925cb7b · Nov 2
$7,044 SGD
$5,508 USD
View
7 more retailers have this diamond
Prices start from $2,380 SGDSave up to $4,664 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.

A
1.51ct Round
$2,380 SGD