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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 $754 NZD
$425 USD
As of October 30, 2026
Save $4,249 NZD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,004 NZD 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 $754 to $5,004, a $4,249 spread on the same certified stone. Brilliant Earth lists it at $5,004. 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: $5,004 NZD|Low: $729 NZD|High: $5,383 NZD|Avg: $2,807 NZD|-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$754 NZD
Retailer 6$845 NZD
Retailer 11$845 NZD
Retailer 8$935 NZD
Retailer 4$1,774 NZD
Retailer 5$2,982 NZD
Retailer 9$3,001 NZD
Retailer 7$3,318 NZD
Retailer 2$3,792 NZD
Brilliant Earth$5,004 NZD
Retailer 3$5,383 NZD

26 data points across 11 retailers

10 retailers$754 NZD to $5,004 NZD

A+
Cheapest Retailer
-
$754 NZD
$425 USD
A
Retailer 2
-
$845 NZD
$476 USD
View
Final sale: no returns
A
Retailer 3
-
$845 NZD
$476 USD
View
A
Retailer 4
-
$935 NZD
$527 USD
View
B+
Retailer 5
-
$1,774 NZD
ZAR 16,154 ZAR
View
B+
Retailer 6
-
$2,982 NZD
$1,681 USD
View
B
Retailer 7
-
$3,001 NZD
£1,332 GBP
View
B+
Retailer 8
-
$3,318 NZD
$1,870 USD
View
B
Retailer 9
-
$3,792 NZD
£1,683 GBP
View
Most Expensive
B
Brilliant Earth
8865039Y · Oct 31
$5,004 NZD
$2,820 USD
View
9 more retailers have this diamond
Prices start from $754 NZDSave up to $4,249 NZD

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
$754 NZD