CaratHunter
Plans
Radiant|Natural|IGI

0.51ct H SI2 Radiant Natural Diamond

VG • H/SI2 • IGI 741596999

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

Certificate IGI 741596999

Diamond specifications and retailer prices

From $358 SGD
₹26,688 INR
As of October 30, 2026
Save $767 SGD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,125 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 741596999. Listed at 6 retailers as of October 30, 2026, with prices from $358 to $1,125, a $767 spread on the same certified stone. MOH London lists it at $1,125. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle43.9°
Pavilion angle32.2°
OriginNatural
Grading LabIGI
CertificateIGI 741596999
Dimensions5.08 × 3.96 × 2.72 mm
L/W Ratio1.28
Culet sizePointed
Top View
5.08 mm3.96 mm0.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 741596999
Side View
Table 68.0%Crown 43.9°Girdle: ThickPavilion 32.2°Culet: NoneDepth 68.7%

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: Oct 30
Current: $1,125 SGD|Low: $356 SGD|High: $1,171 SGD|Avg: $724 SGD|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$358 SGD
Retailer 4$610 SGD
Retailer 5$654 SGD
Retailer 6$675 SGD
Retailer 2$890 SGD
MOH London$1,125 SGD

45 data points across 6 retailers

6 retailers$358 SGD to $1,125 SGD

A
Cheapest Retailer
-
$358 SGD
₹26,688 INR
B+
Retailer 2
-
$610 SGD
£376 GBP
View
B+
Retailer 3
-
$654 SGD
$512 USD
View
B+
Retailer 4
-
$675 SGD
$528 USD
View
B+
Retailer 5
-
$890 SGD
€663 EUR
View
Most Expensive
B
MOH London
BA1162924 · Nov 1
$1,125 SGD
£693 GBP
View
5 more retailers have this diamond
Prices start from $358 SGDSave up to $767 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
$358 SGD