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Asscher|Lab Grown|IGI

1.71ct F VS1 Asscher Lab Grown Diamond

VG • F/VS1 • IGI LG639480971

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG639480971

Diamond specifications and retailer prices

From £333 GBP
$447 USD
As of November 3, 2026
Save £1,109 GBP (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,442 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.71ct lab-grown asscher diamond

This 1.71ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG639480971 or 639480971. Listed at 12 retailers as of November 3, 2026, with prices from £333 to £1,442, a £1,109 spread on the same certified stone. MOH London lists it at £1,442. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639480971
Dimensions6.59 × 6.58 × 4.30 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.59 mm6.58 mm1.71 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639480971
Side View
Table 66.0%Crown 38.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 65.3%

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: Nov 3
Current: £1,442 GBP|Low: £333 GBP|High: £1,459 GBP|Avg: £810 GBP
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
November 2, 2026
Retailer 11£333 GBP
Retailer 8£369 GBP
Retailer 13£481 GBP
Retailer 3£516 GBP
Retailer 9£584 GBP
Retailer 10£612 GBP
Retailer 2£636 GBP
Retailer 6£859 GBP
Retailer 7£946 GBP
Retailer 12£1,079 GBP
Retailer 4£1,196 GBP
Retailer 5£1,302 GBP
MOH London£1,442 GBP

22 data points across 13 retailers

12 retailers£333 GBP to £1,442 GBP

A
Cheapest Retailer
-
£333 GBP
$447 USD
Final sale: no returns
Retailer 2
-
£369 GBP
$495 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£481 GBP
$645 USD
View
B+
Retailer 4
-
£516 GBP
$693 USD
View
B+
Retailer 5
-
£584 GBP
$784 USD
View
B+
Retailer 6
-
£612 GBP
$821 USD
View
B+
Retailer 7
-
£636 GBP
ZAR 13,796 ZAR
View
B+
Retailer 8
-
£859 GBP
A$1,774 AUD
View
B
Retailer 9
-
£946 GBP
$1,270 USD
View
B
Retailer 10
-
£1,079 GBP
View
B
Retailer 11
-
£1,196 GBP
$1,605 USD
View
Most Expensive
B
MOH London
LG639480971 · Nov 3
£1,442 GBP
View
11 more retailers have this diamond
Prices start from £333 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 Asscher
£333 GBP