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Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG825658773

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

Certificate IGI LG825658773

Diamond specifications and retailer prices

From $248 SGD
As of November 4, 2026
Save $1,254 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,502 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825658773 or 825658773. Listed at 19 retailers as of November 4, 2026, with prices from $248 to $1,502, a $1,254 spread on the same certified stone. Reve Diamonds lists it at $1,502. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825658773
Dimensions7.78 × 5.46 × 3.42 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.46 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825658773
Side View
Table 72.0%Crown 42.3°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 62.6%

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: Nov 4
Current: $556 SGD|Low: $238 SGD|High: $1,502 SGD|Avg: $771 SGD|+3.6%
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
Retailer 15
Reve Diamonds
November 5, 2026
Retailer 15$248 SGD
Retailer 5$277 SGD
Retailer 2$308 SGD
Retailer 10$530 SGD
Retailer 3$535 SGD
Retailer 1$556 SGD
Retailer 12$565 SGD
Retailer 6$592 SGD
Retailer 9$750 SGD
Retailer 8$797 SGD
Retailer 11$907 SGD
Retailer 14$926 SGD
Retailer 7$1,058 SGD
Retailer 4$1,102 SGD
Retailer 13$1,447 SGD
Reve Diamonds$1,502 SGD

45 data points across 16 retailers

19 retailers$248 SGD to $1,502 SGD

A
Cheapest Retailer
-
$248 SGD
A
Retailer 2
-
$277 SGD
View
Final sale: no returns
A
Retailer 3
-
$288 SGD
View
Retailer 4
-
$308 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$308 SGD
View
A
Retailer 6
-
$530 SGD
View
A
Retailer 7
-
$535 SGD
View
A
Retailer 8
-
$556 SGD
View
A
Retailer 9
-
$565 SGD
View
A
Retailer 10
-
$592 SGD
View
B+
Retailer 11
-
$750 SGD
View
B+
Retailer 12
-
$797 SGD
View
B+
Retailer 13
-
$907 SGD
View
Retailer 14
-
$926 SGD
View
Price last confirmed 18 days ago
B
Retailer 15
-
$989 SGD
View
B
Retailer 16
-
$1,058 SGD
View
B
Retailer 17
-
$1,125 SGD
View
B
Retailer 18
-
$1,447 SGD
View
Most Expensive
B
Reve Diamonds
3F34DD91A · Nov 4
$1,502 SGD
$1,175 USD
View
18 more retailers have this diamond
Prices start from $248 SGDSave up to $1,254 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
1.21ct Radiant
$248 SGD