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Asscher|Lab Grown|IGI

3.39ct H VS1 Asscher Lab Grown Diamond

ID • H/VS1 • IGI LG500163618

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG500163618

Diamond specifications and retailer prices

From £1,866 GBP
$2,500 USD
As of October 30, 2026
Save £17,401 GBP (90%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £19,266 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.39ct lab-grown asscher diamond

This 3.39ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500163618 or 500163618. Listed at 7 retailers as of October 29, 2026, with prices from £1,866 to £19,266, a £17,401 spread on the same certified stone. Cape Diamonds lists it at £19,266. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.39
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle20°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500163618
Dimensions8.30 × 8.21 × 5.21 mm
L/W Ratio1.01
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
8.30 mm8.21 mm3.39 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500163618
Side View
Table 64.5%Crown 20°Girdle: Slightly ThickPavilion 35.1°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: £19,266 GBP|Low: £1,866 GBP|High: £21,185 GBP|Avg: £11,750 GBP|-9.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2£1,866 GBP
Retailer 5£8,297 GBP
Retailer 8£8,328 GBP
Retailer 6£8,859 GBP
Retailer 7£11,886 GBP
Retailer 3£14,890 GBP
Retailer 4£19,179 GBP
Cape Diamonds£19,266 GBP

17 data points across 8 retailers

7 retailers£1,866 GBP to £19,266 GBP

A
Cheapest Retailer
-
£1,866 GBP
$2,500 USD
Retailer 2
-
£8,297 GBP
$11,117 USD
View
Price last confirmed 15 days ago
B
Retailer 3
-
£8,859 GBP
$11,870 USD
View
B
Retailer 4
-
£11,886 GBP
View
B
Retailer 5
-
£14,890 GBP
View
Retailer 6
-
£19,179 GBP
A$39,535 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
Cape Diamonds
cert_500163618 · Oct 29
£19,266 GBP
ZAR 417,043 ZAR
View
6 more retailers have this diamond
Prices start from £1,866 GBPSave up to £17,401 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
3.39ct Asscher
£1,866 GBP