Asscher|Lab Grown|IGI

15.05ct G VS1 Asscher Lab Grown Diamond

EX • G/VS1 • IGI LG665415942

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG665415942

Diamond specifications and retailer prices

From £3,488 GBP

As of October 27, 2026

Save £12,056 GBP (78%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: £15,544 GBP at Taylor and Hart · As of October 26, 2026

View at Taylor and Hart

About this 15.05ct lab-grown asscher diamond

This 15.05ct lab-grown asscher sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665415942 or 665415942. Listed at 13 retailers as of October 26, 2026, with prices from £3,488 to £15,544, a £12,056 spread on the same certified stone. Taylor and Hart lists it at £15,544. 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

15.05

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.6°

Pavilion angle41.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG665415942

Dimensions13.90 × 13.49 × 8.88 mm

L/W Ratio1.03

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG665415942

Side View

Caratlytics Score

How it works →

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 27

Current: £6,929 GBP|Low: £3,476 GBP|High: £18,845 GBP|Avg: £8,155 GBP|-9.6%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Taylor and Hart

October 27, 2026

Retailer 6£3,488 GBP

Retailer 11£4,329 GBP

Retailer 12£4,347 GBP

Retailer 3£5,168 GBP

Retailer 8£5,430 GBP

Retailer 7£5,504 GBP

Retailer 9£6,676 GBP

Retailer 2£6,692 GBP

Retailer 1£6,929 GBP

Retailer 5£7,596 GBP

Retailer 10£8,238 GBP

Retailer 13£10,316 GBP

Taylor and Hart£15,544 GBP

Retailer 4£18,845 GBP

24 data points across 14 retailers

13 retailers£3,488 GBP to £15,544 GBP

Cheapest Retailer

£3,488 GBP

Retailer 2

£4,329 GBP

$5,801 USD

View

Price last confirmed 19 days ago

Retailer 3

£4,347 GBP

$5,825 USD

View

Retailer 4

£5,168 GBP

HK$54,100 HKD

View

B+

Retailer 5

£5,430 GBP

$7,275 USD

View

B+

Retailer 6

£5,504 GBP

View

Retailer 7

£6,676 GBP

ZAR 144,501 ZAR

View

Price last confirmed 7 days ago

B+

Retailer 8

£6,692 GBP

$8,966 USD

View

B+

Retailer 9

£6,929 GBP

€8,842 EUR

View

Retailer 10

£7,596 GBP

$10,178 USD

View

Price last confirmed 111 days ago

Retailer 11

£8,238 GBP

A$16,981 AUD

View

Price last confirmed 10 days ago

Retailer 12

£10,316 GBP

$13,822 USD

View

Most Expensive

Taylor and Hart

1P5HG9R · Oct 26

£15,544 GBP

$20,828 USD

View

12 more retailers have this diamond

Prices start from £3,488 GBPSave up to £12,056 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.

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15.05ct Asscher

£3,488 GBP