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 $425 USD
As of October 30, 2026
Save $2,395 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,820 USD 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 $425 to $2,820, a $2,395 spread on the same certified stone. Brilliant Earth lists it at $2,820. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,820 USD|Low: $343 USD|High: $3,034 USD|Avg: $1,593 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$425 USD
Retailer 6$476 USD
Retailer 11$476 USD
Retailer 8$527 USD
Retailer 4$1,000 USD
Retailer 5$1,681 USD
Retailer 9$1,692 USD
Retailer 7$1,870 USD
Retailer 2$2,149 USD
Brilliant Earth$2,820 USD
Retailer 3$3,034 USD

26 data points across 11 retailers

10 retailers$425 USD to $2,820 USD

A+
Cheapest Retailer
-
$425 USD
A
Retailer 2
-
$476 USD
View
Final sale: no returns
A
Retailer 3
-
$476 USD
View
A
Retailer 4
-
$527 USD
View
B+
Retailer 5
-
$1,000 USD
ZAR 16,154 ZAR
View
B+
Retailer 6
-
$1,681 USD
View
B
Retailer 7
-
$1,692 USD
£1,332 GBP
View
B+
Retailer 8
-
$1,870 USD
View
B
Retailer 9
-
$2,149 USD
£1,692 GBP
View
Most Expensive
B
Brilliant Earth
8865039Y · Oct 31
$2,820 USD
View
9 more retailers have this diamond
Prices start from $425 USDSave up to $2,395 USD

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
$425 USD