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Radiant|Lab Grown|IGI

0.99ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG639405669

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

Certificate IGI LG639405669

Diamond specifications and retailer prices

From $256 SGD
$200 USD
As of October 30, 2026
Save $1,270 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,526 SGD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639405669 or 639405669. Listed at 19 retailers as of October 30, 2026, with prices from $256 to $1,526, a $1,270 spread on the same certified stone. Reve Diamonds lists it at $1,526. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639405669
Dimensions7.46 × 4.78 × 3.08 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm4.78 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639405669
Side View
Table 64.0%Crown 37.8°Girdle: MED-STKPavilion 32.4°Culet: NoneDepth 64.4%

Caratlytics Score

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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: Oct 30
Current: $576 SGD|Low: $245 SGD|High: $1,500 SGD|Avg: $622 SGD|+2.8%
Retailer 1
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
November 1, 2026
Retailer 14$256 SGD
Retailer 6$285 SGD
Retailer 4$297 SGD
Retailer 2$317 SGD
Retailer 5$317 SGD
Retailer 8$518 SGD
Retailer 1$576 SGD
Retailer 7$581 SGD
Retailer 12$671 SGD
Retailer 9$777 SGD
Retailer 10$792 SGD
Retailer 13$813 SGD
Retailer 3$1,019 SGD
Retailer 11$1,484 SGD

44 data points across 14 retailers

19 retailers$256 SGD to $1,526 SGD

A
Cheapest Retailer
-
$256 SGD
$200 USD
A
Retailer 2
-
$285 SGD
$223 USD
View
Final sale: no returns
A
Retailer 3
-
$297 SGD
$232 USD
View
Retailer 4
-
$317 SGD
$248 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$317 SGD
$248 USD
View
A
Retailer 6
-
$367 SGD
$287 USD
View
A
Retailer 7
-
$428 SGD
$335 USD
View
A
Retailer 8
-
$518 SGD
€386 EUR
View
B+
Retailer 9
-
$576 SGD
ZAR 7,277 ZAR
View
B+
Retailer 10
-
$581 SGD
£358 GBP
View
B+
Retailer 11
-
$671 SGD
$525 USD
View
B+
Retailer 12
-
$777 SGD
A$935 AUD
View
B+
Retailer 13
-
$792 SGD
A$953 AUD
View
B
Retailer 14
-
$813 SGD
$636 USD
View
B
Retailer 15
-
$1,019 SGD
$797 USD
View
B
Retailer 16
-
$1,074 SGD
$840 USD
View
B
Retailer 17
-
$1,087 SGD
$850 USD
View
B
Retailer 18
-
$1,484 SGD
£914 GBP
View
Most Expensive
B
Reve Diamonds
7BAD026E8 · Nov 1
$1,526 SGD
$1,193 USD
View
18 more retailers have this diamond
Prices start from $256 SGDSave up to $1,270 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
0.99ct Radiant
$256 SGD