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Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG836674985

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836674985

Diamond specifications and retailer prices

From $443 NZD
$249 USD
As of November 1, 2026
Save $1,754 NZD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,040 NZD at Queensmith · As of October 20, 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 top-tier cut grade and certified by IGI LG836674985 or 836674985. Listed at 20 retailers as of November 1, 2026, with a 396% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836674985
Dimensions9.31 × 6.61 × 4.19 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm6.61 mm1.66 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836674985
Side View
Table 62.0%Crown 37.5°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
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: Nov 1
Current: $4,040 NZD|Low: $409 NZD|High: $4,040 NZD|Avg: $1,491 NZD
Queensmith
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
November 2, 2026
Retailer 5$409 NZD
Retailer 16$492 NZD
Retailer 8$508 NZD
Retailer 4$877 NZD
Retailer 12$919 NZD
Retailer 9$946 NZD
Retailer 2$1,042 NZD
Retailer 13$1,079 NZD
Retailer 14$1,277 NZD
Retailer 11$1,767 NZD
Retailer 3$1,853 NZD
Retailer 6$1,919 NZD
Retailer 7$2,030 NZD
Retailer 15$2,156 NZD
Retailer 10$2,196 NZD
Queensmith$4,040 NZD

39 data points across 16 retailers

20 retailers$443 NZD to $2,196 NZD

Retailer 1
-
$409 NZD
$230 USD
Price last confirmed 14 days ago
Retailer 2
-
$411 NZD
$231 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$443 NZD
$249 USD
View
Retailer 4
-
$476 NZD
$268 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$492 NZD
$277 USD
View
Final sale: no returns
Retailer 6
-
$503 NZD
$283 USD
View
Price last confirmed 36 days ago
Retailer 7
-
$507 NZD
$285 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
$919 NZD
$517 USD
View
A
Retailer 9
-
$946 NZD
ZAR 8,597 ZAR
View
A
Retailer 10
-
$1,042 NZD
£462 GBP
View
A
Retailer 11
-
$1,079 NZD
$607 USD
View
B+
Retailer 12
-
$1,277 NZD
A$1,105 AUD
View
Retailer 13
-
$1,632 NZD
$918 USD
View
Price last confirmed 15 days ago
Retailer 14
-
$1,637 NZD
$921 USD
View
Price last confirmed 35 days ago
B+
Retailer 15
-
$1,767 NZD
$994 USD
View
B+
Retailer 16
-
$1,853 NZD
$1,042 USD
View
Retailer 17
-
$1,919 NZD
A$1,661 AUD
View
Price last confirmed 32 days ago
B
Retailer 18
-
$2,156 NZD
$1,213 USD
View
B
Retailer 19
-
$2,196 NZD
£973 GBP
View
Most Expensive
Queensmith
LG836674985 · Oct 20
$4,040 NZD
£1,790 GBP
View
Price last confirmed 13 days ago
19 more retailers have this diamond
Prices start from $443 NZDSave up to $1,754 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
$443 NZD