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Oval|Lab Grown|IGI

1.66ct D VS2 Oval Lab Grown Diamond

ID • D/VS2 • IGI LG813677906

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813677906

Diamond specifications and retailer prices

From £163 GBP
$219 USD
As of October 29, 2026
Save £687 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £850 GBP at With Clarity · As of November 1, 2026
View at With Clarity

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813677906 or 813677906. Listed at 12 retailers as of October 29, 2026, with prices from £163 to £850, a £687 spread on the same certified stone. With Clarity lists it at £850. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813677906
Dimensions9.67 × 6.60 × 4.12 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.67 mm6.60 mm1.66 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813677906
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: Oct 29
Current: £339 GBP|Low: £163 GBP|High: £910 GBP|Avg: £594 GBP|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 8£163 GBP
Retailer 6£190 GBP
Retailer 4£226 GBP
Retailer 1£339 GBP
Retailer 2£452 GBP
Retailer 10£652 GBP
Retailer 7£654 GBP
Retailer 11£737 GBP
Retailer 9£765 GBP
Retailer 5£817 GBP
Retailer 3£837 GBP
With Clarity£850 GBP

31 data points across 12 retailers

12 retailers£163 GBP to £850 GBP

A
Cheapest Retailer
-
£163 GBP
$219 USD
A
Retailer 2
-
£190 GBP
$254 USD
View
A
Retailer 3
-
£226 GBP
View
A
Retailer 4
-
£339 GBP
€433 EUR
View
A
Retailer 5
-
£452 GBP
$606 USD
View
B+
Retailer 6
-
£652 GBP
$873 USD
View
B+
Retailer 7
-
£654 GBP
$876 USD
View
B+
Retailer 8
-
£737 GBP
$988 USD
View
Retailer 9
-
£765 GBP
$1,025 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
£817 GBP
View
Retailer 11
-
£837 GBP
SGD 1,516 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
813677906 · Nov 1
£850 GBP
$1,139 USD
View
11 more retailers have this diamond
Prices start from £163 GBPSave up to £687 GBP

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
£163 GBP