CaratHunter
Plans
Oval|Lab Grown|IGI

1.70ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG447098271

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447098271

Diamond specifications and retailer prices

From £646 GBP
$860 USD
As of October 29, 2026
Save £2,953 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,599 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 LG447098271 or 447098271. Listed at 12 retailers as of October 29, 2026, with prices from £646 to £3,599, a £2,953 spread on the same certified stone. MOH London lists it at £3,599. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098271
Dimensions9.44 × 6.83 × 4.24 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.44 mm6.83 mm1.70 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447098271
Side View
Table 59.0%Crown 35.8°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 62.1%

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: £3,599 GBP|Low: £646 GBP|High: £3,628 GBP|Avg: £2,052 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£646 GBP
Retailer 5£1,210 GBP
Retailer 7£1,382 GBP
Retailer 8£1,711 GBP
Retailer 4£1,977 GBP
Retailer 6£2,275 GBP
Retailer 2£2,305 GBP
Retailer 9£3,590 GBP
MOH London£3,599 GBP

19 data points across 9 retailers

12 retailers£646 GBP to £3,599 GBP

A
Cheapest Retailer
-
£646 GBP
$860 USD
A
Retailer 2
-
£1,081 GBP
$1,439 USD
View
A
Retailer 3
-
£1,176 GBP
$1,566 USD
View
A
Retailer 4
-
£1,210 GBP
$1,611 USD
View
Final sale: no returns
Retailer 5
-
£1,253 GBP
$1,669 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£1,253 GBP
$1,669 USD
View
A
Retailer 7
-
£1,382 GBP
$1,840 USD
View
B+
Retailer 8
-
£1,977 GBP
$2,633 USD
View
B+
Retailer 9
-
£2,275 GBP
$3,030 USD
View
B+
Retailer 10
-
£2,305 GBP
ZAR 49,580 ZAR
View
B
Retailer 11
-
£2,350 GBP
$3,129 USD
View
Most Expensive
B
MOH London
LG447098271 · Oct 29
£3,599 GBP
View
11 more retailers have this diamond
Prices start from £646 GBPSave up to £2,953 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
£646 GBP