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Radiant|Natural|IGI

0.51ct G IF Radiant Natural Diamond

EX • G/IF • IGI 815625591

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 815625591

Diamond specifications and retailer prices

From $634 SGD
₹47,181 INR
As of November 2, 2026
Save $2,043 SGD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,677 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 815625591. Listed at 10 retailers as of October 30, 2026, with prices from $634 to $2,677, a $2,043 spread on the same certified stone. NZ Jewellers lists it at $2,677. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle37.6°
OriginNatural
Grading LabIGI
CertificateIGI 815625591
Dimensions5.61 × 3.95 × 2.65 mm
L/W Ratio1.42
Top View
5.61 mm3.95 mm0.51 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815625591
Side View
Table 64.0%Crown 47.1°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 67.1%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $2,677 SGD|Low: $634 SGD|High: $2,788 SGD|Avg: $1,214 SGD|-4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$634 SGD
Retailer 8$818 SGD
Retailer 6$853 SGD
Retailer 9$870 SGD
Retailer 2$886 SGD
Retailer 4$963 SGD
Retailer 10$991 SGD
Retailer 5$1,144 SGD
Retailer 7$1,972 SGD
NZ Jewellers$2,677 SGD

24 data points across 10 retailers

10 retailers$634 SGD to $2,677 SGD

A
Cheapest Retailer
-
$634 SGD
₹47,181 INR
A
Retailer 2
-
$818 SGD
€609 EUR
View
A
Retailer 3
-
$853 SGD
$667 USD
View
A
Retailer 4
-
$870 SGD
$680 USD
View
A
Retailer 5
-
$886 SGD
$693 USD
View
A
Retailer 6
-
$963 SGD
£593 GBP
View
A
Retailer 7
-
$991 SGD
$775 USD
View
A
Retailer 8
-
$1,144 SGD
€852 EUR
View
B
Retailer 9
-
$1,972 SGD
£1,214 GBP
View
Most Expensive
B
NZ Jewellers
5bf6edc4-74f0-4cb3-8d27-e8d8bb1b0a11 · Oct 30
$2,677 SGD
$2,093 USD
View
9 more retailers have this diamond
Prices start from $634 SGDSave up to $2,043 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
0.51ct Radiant
$634 SGD