Round|Lab Grown|IGI

1.70ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG425065398

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425065398

Diamond specifications and retailer prices

From £731 GBP
$980 USD
As of October 30, 2026
Save £3,230 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,961 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG425065398 or 425065398. Listed at 12 retailers as of October 29, 2026, with prices from £731 to £3,961, a £3,230 spread on the same certified stone. MOH London lists it at £3,961. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425065398
Dimensions7.59 × 7.52 × 4.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.59 mm7.52 mm1.70 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425065398
Side View
Table 57.5%Crown 36.4°Girdle: Slightly ThickPavilion 40.3°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 30
Current: £3,961 GBP|Low: £731 GBP|High: £3,993 GBP|Avg: £2,016 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2£731 GBP
Retailer 8£1,190 GBP
Retailer 11£1,331 GBP
Retailer 5£1,339 GBP
Retailer 9£1,379 GBP
Retailer 12£1,379 GBP
Retailer 13£1,508 GBP
Retailer 3£1,859 GBP
Retailer 10£2,170 GBP
Retailer 7£2,440 GBP
Retailer 6£2,536 GBP
Retailer 4£3,949 GBP
MOH London£3,961 GBP

22 data points across 13 retailers

12 retailers£731 GBP to £3,961 GBP

A
Cheapest Retailer
-
£731 GBP
$980 USD
B+
Retailer 2
-
£1,190 GBP
$1,594 USD
View
B+
Retailer 3
-
£1,294 GBP
$1,734 USD
View
B+
Retailer 4
-
£1,331 GBP
$1,784 USD
View
Final sale: no returns
Retailer 5
-
£1,379 GBP
$1,848 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
£1,379 GBP
$1,848 USD
View
B+
Retailer 7
-
£1,508 GBP
$2,020 USD
View
B
Retailer 8
-
£2,170 GBP
$2,908 USD
View
B
Retailer 9
-
£2,440 GBP
$3,269 USD
View
B
Retailer 10
-
£2,536 GBP
ZAR 54,897 ZAR
View
B
Retailer 11
-
£2,586 GBP
$3,465 USD
View
Most Expensive
B
MOH London
LG425065398 · Oct 29
£3,961 GBP
View
11 more retailers have this diamond
Prices start from £731 GBPSave up to £3,230 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 Round
£731 GBP