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Oval|Lab Grown|IGI

1.70ct J VS2 Oval Lab Grown Diamond

ID • J/VS2 • IGI LG451057766

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451057766

Diamond specifications and retailer prices

From £657 GBP
$880 USD
As of October 29, 2026
Save £3,392 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,049 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown oval diamond

This 1.7ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451057766 or 451057766. Listed at 11 retailers as of October 29, 2026, with prices from £657 to £4,049, a £3,392 spread on the same certified stone. MOH London lists it at £4,049. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057766
Dimensions9.19 × 6.75 × 4.26 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Top View
9.19 mm6.75 mm1.70 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057766
Side View
Table 59.5%Crown 35.5°Girdle: STK-THKPavilion 41.7°Culet: NoneDepth 63.1%

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: £4,049 GBP|Low: £657 GBP|High: £4,081 GBP|Avg: £2,352 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2£657 GBP
Retailer 5£1,361 GBP
Retailer 6£1,537 GBP
Retailer 7£1,896 GBP
Retailer 4£2,217 GBP
Retailer 3£2,432 GBP
Retailer 9£3,157 GBP
Retailer 8£4,038 GBP
MOH London£4,049 GBP

13 data points across 9 retailers

11 retailers£657 GBP to £4,049 GBP

A
Cheapest Retailer
-
£657 GBP
$880 USD
A
Retailer 2
-
£1,216 GBP
$1,629 USD
View
A
Retailer 3
-
£1,322 GBP
$1,772 USD
View
A
Retailer 4
-
£1,361 GBP
$1,824 USD
View
Final sale: no returns
A
Retailer 5
-
£1,411 GBP
$1,890 USD
View
Retailer 6
-
£1,411 GBP
$1,890 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
£1,537 GBP
$2,060 USD
View
B
Retailer 8
-
£2,217 GBP
$2,971 USD
View
B
Retailer 9
-
£2,432 GBP
$3,258 USD
View
B
Retailer 10
-
£2,644 GBP
$3,542 USD
View
Most Expensive
B
MOH London
LG451057766 · Oct 29
£4,049 GBP
View
10 more retailers have this diamond
Prices start from £657 GBPSave up to £3,392 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
1.70ct Oval
£657 GBP