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Asscher|Lab Grown|IGI

3.13ct I VS1 Asscher Lab Grown Diamond

ID • I/VS1 • IGI LG500150578

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG500150578

Diamond specifications and retailer prices

From £1,726 GBP
As of November 4, 2026
Save £13,352 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £15,078 GBP at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 3.13ct lab-grown asscher diamond

This 3.13ct lab-grown asscher sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500150578 or 500150578. Listed at 14 retailers as of November 3, 2026, with prices from £1,726 to £15,078, a £13,352 spread on the same certified stone. Cape Diamonds lists it at £15,078. 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

3.13
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle19.5°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500150578
Dimensions8.14 × 7.97 × 4.95 mm
L/W Ratio1.02
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
8.14 mm7.97 mm3.13 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500150578
Side View
Table 66.5%Crown 19.5°Girdle: Slightly ThickPavilion 33.6°Culet: NoneDepth 62.1%

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: Nov 4
Current: £15,078 GBP|Low: £1,726 GBP|High: £16,253 GBP|Avg: £7,657 GBP|-7.2%
Cape Diamonds
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
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 15£1,726 GBP
Retailer 11£5,581 GBP
Retailer 9£5,595 GBP
Retailer 14£5,804 GBP
Retailer 5£5,950 GBP
Retailer 3£6,249 GBP
Retailer 8£6,430 GBP
Retailer 12£6,473 GBP
Retailer 16£6,473 GBP
Retailer 6£6,637 GBP
Retailer 10£7,201 GBP
Retailer 13£7,280 GBP
Retailer 17£7,496 GBP
Retailer 7£8,339 GBP
Retailer 4£9,279 GBP
Retailer 2£12,676 GBP
Cape Diamonds£15,078 GBP

21 data points across 17 retailers

14 retailers£1,726 GBP to £15,078 GBP

A
Cheapest Retailer
-
£1,726 GBP
B
Retailer 2
-
£5,581 GBP
View
B
Retailer 3
-
£5,804 GBP
View
B
Retailer 4
-
£5,950 GBP
View
B
Retailer 5
-
£6,249 GBP
View
Final sale: no returns
B
Retailer 6
-
£6,430 GBP
View
Retailer 7
-
£6,473 GBP
View
Price last confirmed 20 days ago
B
Retailer 8
-
£6,473 GBP
View
B
Retailer 9
-
£7,201 GBP
View
B
Retailer 10
-
£7,280 GBP
View
B
Retailer 11
-
£7,496 GBP
View
B
Retailer 12
-
£9,279 GBP
View
B
Retailer 13
-
£12,676 GBP
View
Most Expensive
B
Cape Diamonds
cert_500150578 · Nov 3
£15,078 GBP
ZAR 328,827 ZAR
View
13 more retailers have this diamond
Prices start from £1,726 GBPSave up to £13,352 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
3.13ct Asscher
£1,726 GBP