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Oval|Lab Grown|IGI

1.66ct D VS2 Oval Lab Grown Diamond

ID • D/VS2 • IGI LG777614534

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG777614534

Diamond specifications and retailer prices

From £194 GBP
$260 USD
As of November 1, 2026
Save £1,002 GBP (84%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,196 GBP at Frank Darling · As of November 2, 2026
View at Frank Darling

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 LG777614534 or 777614534. Listed at 6 retailers as of November 1, 2026, with prices from £194 to £1,196, a £1,002 spread on the same certified stone. Frank Darling lists it at £1,196. 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 angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777614534
Dimensions9.32 × 6.78 × 4.15 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Top View
9.32 mm6.78 mm1.66 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777614534
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.2%

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: £1,196 GBP|Low: £108 GBP|High: £1,196 GBP|Avg: £597 GBP|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13£108 GBP
Retailer 7£194 GBP
Retailer 6£290 GBP
Retailer 9£387 GBP
Retailer 10£387 GBP
Retailer 4£448 GBP
Retailer 5£571 GBP
Retailer 3£592 GBP
Retailer 12£692 GBP
Retailer 2£728 GBP
Retailer 8£746 GBP
Retailer 11£1,179 GBP
Frank Darling£1,196 GBP

15 data points across 13 retailers

6 retailers£194 GBP to £1,196 GBP

A
Cheapest Retailer
-
£194 GBP
$260 USD
Final sale: no returns
B+
Retailer 2
-
£290 GBP
$388 USD
View
Retailer 3
-
£571 GBP
A$1,177 AUD
View
Price last confirmed 122 days ago
B+
Retailer 4
-
£728 GBP
$975 USD
View
Retailer 5
-
£746 GBP
$1,000 USD
View
Price last confirmed 27 days ago
Most Expensive
B
Frank Darling
100753537087KD · Nov 2
£1,196 GBP
$1,603 USD
View
5 more retailers have this diamond
Prices start from £194 GBPSave up to £1,002 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
£194 GBP