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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 $4,674 USD
£3,680 GBP
As of October 27, 2026
Save $16,154 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,828 USD 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 $4,674 to $20,828, a $16,154 spread on the same certified stone. Taylor and Hart lists it at $20,828. 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
G
Color
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
Top View
13.90 mm13.49 mm15.05 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665415942
Side View
Table 64.0%Crown 33.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $9,284 USD|Low: $4,658 USD|High: $25,250 USD|Avg: $10,927 USD|-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$4,674 USD
Retailer 11$5,801 USD
Retailer 12$5,825 USD
Retailer 3$6,925 USD
Retailer 8$7,275 USD
Retailer 7$7,375 USD
Retailer 9$8,945 USD
Retailer 2$8,966 USD
Retailer 1$9,284 USD
Retailer 5$10,178 USD
Retailer 10$11,038 USD
Retailer 13$13,822 USD
Taylor and Hart$20,828 USD
Retailer 4$25,250 USD

24 data points across 14 retailers

13 retailers$4,674 USD to $20,828 USD

A
Cheapest Retailer
-
$4,674 USD
£3,680 GBP
Retailer 2
-
$5,801 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$5,825 USD
View
A
Retailer 4
-
$6,925 USD
HK$54,100 HKD
View
B+
Retailer 5
-
$7,275 USD
View
B+
Retailer 6
-
$7,375 USD
£5,807 GBP
View
B+
Retailer 7
-
$8,945 USD
ZAR 144,501 ZAR
View
B+
Retailer 8
-
$8,966 USD
View
B+
Retailer 9
-
$9,284 USD
€8,842 EUR
View
Retailer 10
-
$10,178 USD
View
Price last confirmed 111 days ago
Retailer 11
-
$11,038 USD
A$16,981 AUD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$13,822 USD
View
Most Expensive
B
Taylor and Hart
1P5HG9R · Oct 26
$20,828 USD
View
12 more retailers have this diamond
Prices start from $4,674 USDSave up to $16,154 USD

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
15.05ct Asscher
$4,674 USD