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Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

VG • E/VS1 • IGI LG837696816

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837696816

Diamond specifications and retailer prices

From $410 NZD
$231 USD
As of November 1, 2026
Save $3,624 NZD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,034 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG837696816 or 837696816. Listed at 20 retailers as of October 27, 2026, with prices from $410 to $4,034, a $3,624 spread on the same certified stone. Queensmith lists it at $4,034. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.66
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837696816
Dimensions9.50 × 6.58 × 4.17 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.50 mm6.58 mm1.66 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837696816
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.4%

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 1
Current: $4,034 NZD|Low: $392 NZD|High: $4,034 NZD|Avg: $1,337 NZD
Queensmith
Retailer 2
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Retailer 4
Retailer 5
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Retailer 21
November 2, 2026
Retailer 5$410 NZD
Retailer 10$458 NZD
Retailer 6$476 NZD
Retailer 8$507 NZD
Retailer 9$507 NZD
Retailer 15$593 NZD
Retailer 17$859 NZD
Retailer 4$877 NZD
Retailer 2$956 NZD
Retailer 14$1,068 NZD
Retailer 12$1,098 NZD
Retailer 18$1,186 NZD
Retailer 20$1,631 NZD
Retailer 19$1,636 NZD
Retailer 21$1,724 NZD
Retailer 3$1,845 NZD
Retailer 7$1,916 NZD
Retailer 13$2,033 NZD
Retailer 11$2,064 NZD
Retailer 16$2,065 NZD
Queensmith$4,034 NZD

32 data points across 21 retailers

20 retailers$410 NZD to $4,034 NZD

A
Cheapest Retailer
-
$410 NZD
$231 USD
A
Retailer 2
-
$458 NZD
$258 USD
View
Final sale: no returns
A
Retailer 3
-
$476 NZD
$268 USD
View
A
Retailer 4
-
$507 NZD
$286 USD
View
Retailer 5
-
$507 NZD
$286 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$593 NZD
£263 GBP
View
B+
Retailer 7
-
$859 NZD
$484 USD
View
A
Retailer 8
-
$956 NZD
£424 GBP
View
B+
Retailer 9
-
$1,068 NZD
$602 USD
View
B+
Retailer 10
-
$1,098 NZD
$619 USD
View
A
Retailer 11
-
$1,186 NZD
A$1,028 AUD
View
B+
Retailer 12
-
$1,631 NZD
$919 USD
View
B
Retailer 13
-
$1,636 NZD
$922 USD
View
B+
Retailer 14
-
$1,724 NZD
$972 USD
View
Retailer 15
-
$1,845 NZD
$1,040 USD
View
Price last confirmed 14 days ago
Retailer 16
-
$1,916 NZD
A$1,661 AUD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$2,033 NZD
£902 GBP
View
B
Retailer 18
-
$2,064 NZD
$1,163 USD
View
B
Retailer 19
-
$2,065 NZD
$1,164 USD
View
Most Expensive
B
Queensmith
LG837696816 · Oct 27
$4,034 NZD
£1,790 GBP
View
19 more retailers have this diamond
Prices start from $410 NZDSave up to $3,624 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 Oval
$410 NZD