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Radiant|Natural|IGI

1.00ct D SI2 Radiant Natural Diamond

VG • D/SI2 • IGI 700528962

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

Certificate IGI 700528962

Diamond specifications and retailer prices

From $2,030 SGD
As of November 4, 2026
Save $3,404 SGD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,434 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 700528962. Listed at 14 retailers as of November 4, 2026, with prices from $2,030 to $5,434, a $3,404 spread on the same certified stone. NZ Jewellers lists it at $5,434. 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

1.00
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle49.1°
Pavilion angle30.8°
OriginNatural
Grading LabIGI
CertificateIGI 700528962
Dimensions6.40 × 4.86 × 3.45 mm
L/W Ratio1.32
Culet sizePointed
Top View
6.40 mm4.86 mm1.00 ctD / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 700528962
Side View
Table 62.0%Crown 49.1°Girdle: STK-THKPavilion 30.8°Culet: NoneDepth 71.0%

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 4
Current: $5,434 SGD|Low: $1,884 SGD|High: $5,434 SGD|Avg: $2,640 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 5$2,030 SGD
Retailer 12$2,056 SGD
Retailer 10$2,070 SGD
Retailer 16$2,179 SGD
Retailer 3$2,227 SGD
Retailer 6$2,227 SGD
Retailer 13$2,229 SGD
Retailer 14$2,331 SGD
Retailer 15$2,333 SGD
Retailer 7$2,403 SGD
Retailer 11$2,457 SGD
Retailer 4$2,571 SGD
Retailer 8$2,650 SGD
Retailer 2$3,026 SGD
Retailer 9$3,892 SGD
NZ Jewellers$5,434 SGD

31 data points across 16 retailers

14 retailers$2,030 SGD to $5,434 SGD

A
Cheapest Retailer
-
$2,030 SGD
A
Retailer 2
-
$2,056 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,070 SGD
View
A
Retailer 4
-
$2,179 SGD
View
Retailer 5
-
$2,227 SGD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$2,227 SGD
View
A
Retailer 7
-
$2,331 SGD
View
A
Retailer 8
-
$2,333 SGD
View
A
Retailer 9
-
$2,403 SGD
View
A
Retailer 10
-
$2,457 SGD
View
B+
Retailer 11
-
$2,571 SGD
View
A
Retailer 12
-
$3,026 SGD
View
B+
Retailer 13
-
$3,892 SGD
View
Most Expensive
B
NZ Jewellers
3ddb4a13-4a67-4d33-8142-a420ec26ded6 · Nov 5
$5,434 SGD
$4,240 USD
View
13 more retailers have this diamond
Prices start from $2,030 SGDSave up to $3,404 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
1.00ct Radiant
$2,030 SGD