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Oval|Lab Grown|IGI

1.70ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG445037767

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037767

Diamond specifications and retailer prices

From £631 GBP
$840 USD
As of October 29, 2026
Save £4,028 GBP (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,659 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG445037767 or 445037767. Listed at 12 retailers as of October 29, 2026, with prices from £631 to £4,659, a £4,028 spread on the same certified stone. MOH London lists it at £4,659. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037767
Dimensions9.20 × 6.85 × 4.27 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.20 mm6.85 mm1.70 ctJ / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445037767
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

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: £4,659 GBP|Low: £631 GBP|High: £4,696 GBP|Avg: £2,600 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 3£631 GBP
Retailer 6£1,566 GBP
Retailer 7£1,750 GBP
Retailer 8£2,149 GBP
Retailer 5£2,543 GBP
Retailer 4£2,729 GBP
Retailer 2£2,983 GBP
Retailer 9£4,645 GBP
MOH London£4,659 GBP

19 data points across 9 retailers

12 retailers£631 GBP to £4,659 GBP

A
Cheapest Retailer
-
£631 GBP
$840 USD
B+
Retailer 2
-
£1,399 GBP
$1,863 USD
View
B+
Retailer 3
-
£1,521 GBP
$2,026 USD
View
B+
Retailer 4
-
£1,566 GBP
$2,086 USD
View
Final sale: no returns
Retailer 5
-
£1,623 GBP
$2,161 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
£1,623 GBP
$2,161 USD
View
B+
Retailer 7
-
£1,750 GBP
$2,330 USD
View
B
Retailer 8
-
£2,543 GBP
$3,386 USD
View
B
Retailer 9
-
£2,729 GBP
$3,634 USD
View
B
Retailer 10
-
£2,983 GBP
ZAR 64,164 ZAR
View
B
Retailer 11
-
£3,041 GBP
$4,050 USD
View
Most Expensive
B
MOH London
LG445037767 · Oct 29
£4,659 GBP
View
11 more retailers have this diamond
Prices start from £631 GBPSave up to £4,028 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
£631 GBP