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Round|Lab Grown|IGI

1.71ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG476158087

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476158087

Diamond specifications and retailer prices

From £761 GBP
$1,020 USD
As of October 30, 2026
Save £2,709 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,470 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round 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 LG476158087 or 476158087. Listed at 11 retailers as of October 29, 2026, with prices from £761 to £3,470, a £2,709 spread on the same certified stone. MOH London lists it at £3,470. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476158087
Dimensions7.51 × 7.56 × 4.79 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.51 mm7.56 mm1.71 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476158087
Side View
Table 57.5%Crown 36.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: £3,470 GBP|Low: £761 GBP|High: £3,498 GBP|Avg: £1,728 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
October 30, 2026
Retailer 2£761 GBP
Retailer 5£1,042 GBP
Retailer 9£1,134 GBP
Retailer 8£1,167 GBP
Retailer 6£1,208 GBP
Retailer 11£1,336 GBP
Retailer 3£1,656 GBP
Retailer 7£1,908 GBP
Retailer 12£2,193 GBP
Retailer 10£2,265 GBP
Retailer 4£2,705 GBP
MOH London£3,470 GBP

17 data points across 12 retailers

11 retailers£761 GBP to £3,470 GBP

A
Cheapest Retailer
-
£761 GBP
$1,020 USD
A
Retailer 2
-
£1,042 GBP
$1,396 USD
View
A
Retailer 3
-
£1,134 GBP
$1,519 USD
View
A
Retailer 4
-
£1,167 GBP
$1,563 USD
View
Final sale: no returns
Retailer 5
-
£1,208 GBP
$1,619 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,208 GBP
$1,619 USD
View
B+
Retailer 7
-
£1,336 GBP
$1,790 USD
View
B
Retailer 8
-
£1,908 GBP
$2,557 USD
View
B
Retailer 9
-
£2,193 GBP
$2,939 USD
View
B
Retailer 10
-
£2,265 GBP
$3,035 USD
View
Most Expensive
B
MOH London
LG476158087 · Oct 29
£3,470 GBP
View
10 more retailers have this diamond
Prices start from £761 GBPSave up to £2,709 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
1.71ct Round
£761 GBP