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Radiant|Lab Grown|IGI

1.60ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG615381566

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

Certificate IGI LG615381566

Diamond specifications and retailer prices

From $266 SGD
$208 USD
As of November 2, 2026
Save $2,227 SGD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,493 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615381566 or 615381566. Listed at 21 retailers as of October 31, 2026, with prices from $266 to $2,493, a $2,227 spread on the same certified stone. Brilliant Earth lists it at $2,493. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615381566
Dimensions8.47 × 5.64 × 3.85 mm
L/W Ratio1.50
Top View
8.47 mm5.64 mm1.60 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615381566
Side View
Table 66.0%Crown 42.7°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 68.3%

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 2
Current: $2,493 SGD|Low: $266 SGD|High: $2,634 SGD|Avg: $799 SGD|-5.3%
Brilliant Earth
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 4$266 SGD
Retailer 6$298 SGD
Retailer 17$309 SGD
Retailer 3$330 SGD
Retailer 16$330 SGD
Retailer 11$386 SGD
Retailer 9$570 SGD
Retailer 13$570 SGD
Retailer 15$583 SGD
Retailer 12$609 SGD
Retailer 10$757 SGD
Retailer 2$770 SGD
Retailer 18$1,062 SGD
Retailer 5$1,066 SGD
Retailer 14$1,325 SGD
Retailer 7$1,346 SGD
Retailer 8$1,560 SGD
Brilliant Earth$2,493 SGD

34 data points across 18 retailers

21 retailers$266 SGD to $2,493 SGD

A
Cheapest Retailer
-
$266 SGD
$208 USD
A
Retailer 2
-
$298 SGD
$233 USD
View
Final sale: no returns
A
Retailer 3
-
$309 SGD
$242 USD
View
Retailer 4
-
$330 SGD
$258 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$330 SGD
$258 USD
View
A
Retailer 6
-
$386 SGD
£238 GBP
View
B+
Retailer 7
-
$570 SGD
$446 USD
View
A
Retailer 8
-
$570 SGD
ZAR 7,208 ZAR
View
A
Retailer 9
-
$583 SGD
€434 EUR
View
A
Retailer 10
-
$609 SGD
£375 GBP
View
A
Retailer 11
-
$715 SGD
$559 USD
View
A
Retailer 12
-
$757 SGD
$592 USD
View
A
Retailer 13
-
$770 SGD
A$927 AUD
View
B+
Retailer 14
-
$1,062 SGD
$831 USD
View
B+
Retailer 15
-
$1,066 SGD
$834 USD
View
B+
Retailer 16
-
$1,130 SGD
$884 USD
View
B+
Retailer 17
-
$1,182 SGD
£728 GBP
View
B+
Retailer 18
-
$1,325 SGD
£816 GBP
View
B+
Retailer 19
-
$1,346 SGD
$1,053 USD
View
Retailer 20
-
$1,560 SGD
$1,221 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
8918527A · Oct 31
$2,493 SGD
$1,950 USD
View
20 more retailers have this diamond
Prices start from $266 SGDSave up to $2,227 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
1.60ct Radiant
$266 SGD