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Round|Lab Grown|IGI

1.71ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • IGI LG557214976

Shape and cutting style on the report: Round brilliant

Certificate IGI LG557214976

Diamond specifications and retailer prices

From £310 GBP
$415 USD
As of October 29, 2026
Save £1,104 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,413 GBP at MOH London · As of October 26, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG557214976 or 557214976. Listed at 14 retailers as of October 26, 2026, with prices from £310 to £1,413, a £1,104 spread on the same certified stone. MOH London lists it at £1,413. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557214976
Dimensions7.62 × 7.59 × 4.77 mm
L/W Ratio1.00
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
7.62 mm7.59 mm1.71 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557214976
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.6°Culet: NoneDepth 62.7%

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: £1,413 GBP|Low: £310 GBP|High: £1,428 GBP|Avg: £768 GBP|-0.9%
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
Retailer 14
October 28, 2026
Retailer 9£310 GBP
Retailer 13£347 GBP
Retailer 10£384 GBP
Retailer 7£493 GBP
Retailer 14£517 GBP
Retailer 12£570 GBP
Retailer 11£607 GBP
Retailer 2£660 GBP
Retailer 6£805 GBP
Retailer 3£1,029 GBP
Retailer 5£1,046 GBP
Retailer 8£1,078 GBP
Retailer 4£1,261 GBP
MOH London£1,413 GBP

19 data points across 14 retailers

14 retailers£310 GBP to £1,413 GBP

A
Cheapest Retailer
-
£310 GBP
$415 USD
A
Retailer 2
-
£347 GBP
$465 USD
View
Final sale: no returns
A
Retailer 3
-
£347 GBP
$465 USD
View
A
Retailer 4
-
£384 GBP
$515 USD
View
A
Retailer 5
-
£384 GBP
$515 USD
View
B+
Retailer 6
-
£493 GBP
$660 USD
View
B+
Retailer 7
-
£517 GBP
$693 USD
View
B+
Retailer 8
-
£570 GBP
$764 USD
View
B+
Retailer 9
-
£607 GBP
$813 USD
View
B+
Retailer 10
-
£660 GBP
ZAR 14,293 ZAR
View
B
Retailer 11
-
£1,078 GBP
$1,444 USD
View
B
Retailer 12
-
£1,235 GBP
$1,655 USD
View
B
Retailer 13
-
£1,261 GBP
$1,689 USD
View
Most Expensive
B
MOH London
LG557214976 · Oct 26
£1,413 GBP
View
13 more retailers have this diamond
Prices start from £310 GBPSave up to £1,104 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
£310 GBP