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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 $2,453 NZD
₹131,420 INR
As of October 25, 2026
9 retailers carry this diamond
Most expensive: $7,566 NZD 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 23, 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

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 25
Current: $7,566 NZD|Low: $2,270 NZD|High: $7,738 NZD|Avg: $3,633 NZD|-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$2,453 NZD
Retailer 4$2,675 NZD
Retailer 5$2,729 NZD
Retailer 10$3,341 NZD
Retailer 2$3,352 NZD
Retailer 6$3,619 NZD
Retailer 9$3,619 NZD
Retailer 7$3,786 NZD
Retailer 8$4,177 NZD
NZ Jewellers$7,566 NZD

29 data points across 10 retailers

9 retailers$2,453 NZD to $7,566 NZD

Retailer 1
-
$2,453 NZD
₹131,420 INR
Price last confirmed 8 days ago
Retailer 2
-
$2,675 NZD
$1,505 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$2,729 NZD
$1,535 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$3,352 NZD
$1,886 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$3,619 NZD
$2,036 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$3,619 NZD
$2,036 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$3,786 NZD
$2,130 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,177 NZD
$2,350 USD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
52a3f92f-3a01-4def-8380-4336074d28c0 · Oct 23
$7,566 NZD
$4,257 USD
View
Price last confirmed 10 days ago
8 more retailers have this diamond

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.

1.51ct Round
$2,453 NZD