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Radiant|Lab Grown|IGI

1.60ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG722556116

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

Certificate IGI LG722556116

Diamond specifications and retailer prices

From $808 SGD
$632 USD
As of October 27, 2026
Save $4,510 SGD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,318 SGD at Brilliant Earth · As of October 30, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722556116 or 722556116. Listed at 17 retailers as of October 27, 2026, with prices from $808 to $5,318, a $4,510 spread on the same certified stone. Brilliant Earth lists it at $5,318. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722556116
Dimensions5.99 × 5.99 × 3.96 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm5.99 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722556116
Side View
Table 66.0%Crown 44.3°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 66.1%

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: Oct 27
Current: $5,318 SGD|Low: $775 SGD|High: $5,778 SGD|Avg: $2,084 SGD|-8.0%
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
October 30, 2026
Retailer 16$808 SGD
Retailer 6$878 SGD
Retailer 8$904 SGD
Retailer 17$937 SGD
Retailer 12$1,163 SGD
Retailer 7$1,350 SGD
Retailer 11$1,491 SGD
Retailer 5$1,530 SGD
Retailer 14$1,587 SGD
Retailer 10$1,721 SGD
Retailer 15$2,176 SGD
Retailer 13$2,331 SGD
Retailer 4$2,634 SGD
Retailer 9$2,922 SGD
Retailer 3$3,196 SGD
Retailer 2$3,968 SGD
Brilliant Earth$5,318 SGD

42 data points across 17 retailers

17 retailers$808 SGD to $5,318 SGD

A
Cheapest Retailer
-
$808 SGD
$632 USD
A
Retailer 2
-
$878 SGD
$687 USD
View
Retailer 3
-
$937 SGD
$733 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$937 SGD
$733 USD
View
A
Retailer 5
-
$1,163 SGD
$910 USD
View
A
Retailer 6
-
$1,350 SGD
$1,056 USD
View
A
Retailer 7
-
$1,491 SGD
£918 GBP
View
B+
Retailer 8
-
$1,530 SGD
$1,197 USD
View
Retailer 9
-
$1,587 SGD
€1,182 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,721 SGD
ZAR 21,751 ZAR
View
B+
Retailer 11
-
$2,176 SGD
$1,702 USD
View
Retailer 12
-
$2,331 SGD
A$2,805 AUD
View
Price last confirmed 10 days ago
B
Retailer 13
-
$2,634 SGD
$2,060 USD
View
B
Retailer 14
-
$2,922 SGD
£1,800 GBP
View
B
Retailer 15
-
$3,196 SGD
$2,500 USD
View
B
Retailer 16
-
$3,968 SGD
£2,444 GBP
View
Most Expensive
B
Brilliant Earth
20725259A · Oct 30
$5,318 SGD
$4,160 USD
View
16 more retailers have this diamond
Prices start from $808 SGDSave up to $4,510 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
$808 SGD