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Round|Lab Grown|IGI

1.71ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG557217296

Shape and cutting style on the report: Round brilliant

Certificate IGI LG557217296

Diamond specifications and retailer prices

From £310 GBP
$415 USD
As of October 29, 2026
Save £1,109 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,419 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG557217296 or 557217296. Listed at 14 retailers as of October 29, 2026, with prices from £310 to £1,419, a £1,109 spread on the same certified stone. MOH London lists it at £1,419. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557217296
Dimensions7.71 × 7.65 × 4.70 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
7.71 mm7.65 mm1.71 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557217296
Side View
Table 59.5%Crown 34.8°GirdlePavilion 41°Culet: NoneDepth 61.1%

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: £1,419 GBP|Low: £310 GBP|High: £1,428 GBP|Avg: £719 GBP|-0.7%
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 29, 2026
Retailer 7£310 GBP
Retailer 11£347 GBP
Retailer 8£384 GBP
Retailer 5£493 GBP
Retailer 12£517 GBP
Retailer 10£570 GBP
Retailer 9£607 GBP
Retailer 2£660 GBP
Retailer 4£805 GBP
Retailer 6£1,078 GBP
Retailer 3£1,261 GBP
MOH London£1,419 GBP

21 data points across 12 retailers

14 retailers£310 GBP to £1,419 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
LG557217296 · Oct 29
£1,419 GBP
View
13 more retailers have this diamond
Prices start from £310 GBPSave up to £1,109 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