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Radiant|Lab Grown|GIA

1.66ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • GIA 1489232366

Certificate GIA 1489232366

Diamond specifications and retailer prices

From $543 SGD
$425 USD
As of October 30, 2026
Save $3,062 SGD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,605 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.66ct lab-grown radiant diamond

This 1.66ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1489232366. Listed at 10 retailers as of October 30, 2026, with prices from $543 to $3,605, a $3,062 spread on the same certified stone. Brilliant Earth lists it at $3,605. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1489232366
Dimensions7.95 × 6.06 × 4.03 mm
L/W Ratio1.31
Girdle conditionPolished
Cert comments
This is a man-made diamond.
Key to symbols
Growth Remnant
Top View
7.95 mm6.06 mm1.66 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1489232366
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.5%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,605 SGD|Low: $525 SGD|High: $3,879 SGD|Avg: $2,023 SGD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$543 SGD
Retailer 6$609 SGD
Retailer 11$609 SGD
Retailer 8$674 SGD
Retailer 4$1,278 SGD
Retailer 5$2,149 SGD
Retailer 9$2,163 SGD
Retailer 7$2,391 SGD
Retailer 2$2,732 SGD
Brilliant Earth$3,605 SGD
Retailer 3$3,879 SGD

26 data points across 11 retailers

10 retailers$543 SGD to $3,605 SGD

A+
Cheapest Retailer
-
$543 SGD
$425 USD
A
Retailer 2
-
$609 SGD
$476 USD
View
Final sale: no returns
A
Retailer 3
-
$609 SGD
$476 USD
View
A
Retailer 4
-
$674 SGD
$527 USD
View
B+
Retailer 5
-
$1,278 SGD
ZAR 16,154 ZAR
View
B+
Retailer 6
-
$2,149 SGD
$1,681 USD
View
B
Retailer 7
-
$2,163 SGD
£1,332 GBP
View
B+
Retailer 8
-
$2,391 SGD
$1,870 USD
View
B
Retailer 9
-
$2,732 SGD
£1,683 GBP
View
Most Expensive
B
Brilliant Earth
8865039Y · Oct 31
$3,605 SGD
$2,820 USD
View
9 more retailers have this diamond
Prices start from $543 SGDSave up to $3,062 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+
1.66ct Radiant
$543 SGD