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Asscher|Lab Grown|IGI

8.51ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG659456904

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG659456904

Diamond specifications and retailer prices

From $2,353 NZD
$1,326 USD
As of November 1, 2026
Save $10,724 NZD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $13,077 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.51ct lab-grown asscher diamond

This 8.51ct 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 LG659456904 or 659456904. Listed at 17 retailers as of October 31, 2026, with prices from $2,353 to $13,077, a $10,724 spread on the same certified stone. Brilliant Earth lists it at $13,077. 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

8.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659456904
Dimensions11.23 × 11.09 × 7.14 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.23 mm11.09 mm8.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659456904
Side View
Table 65.0%Crown 43.6°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 64.4%

Caratlytics Score

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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: Nov 1
Current: $13,077 NZD|Low: $2,353 NZD|High: $13,094 NZD|Avg: $5,843 NZD|-0.1%
Brilliant Earth
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 2, 2026
Retailer 3$2,353 NZD
Retailer 4$2,436 NZD
Retailer 15$2,741 NZD
Retailer 7$3,486 NZD
Retailer 2$3,506 NZD
Retailer 13$4,087 NZD
Retailer 12$4,298 NZD
Retailer 14$4,393 NZD
Retailer 11$4,515 NZD
Retailer 17$5,895 NZD
Retailer 5$6,993 NZD
Retailer 16$7,610 NZD
Retailer 10$7,830 NZD
Retailer 8$8,163 NZD
Retailer 6$8,536 NZD
Retailer 9$10,114 NZD
Brilliant Earth$13,077 NZD

45 data points across 17 retailers

17 retailers$2,353 NZD to $13,077 NZD

A
Cheapest Retailer
-
$2,353 NZD
$1,326 USD
Final sale: no returns
Retailer 2
-
$2,436 NZD
$1,373 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$2,741 NZD
$1,545 USD
View
B+
Retailer 4
-
$3,486 NZD
$1,965 USD
View
A
Retailer 5
-
$3,506 NZD
£1,556 GBP
View
A
Retailer 6
-
$4,087 NZD
ZAR 37,209 ZAR
View
A
Retailer 7
-
$4,298 NZD
€2,307 EUR
View
A
Retailer 8
-
$4,393 NZD
$2,476 USD
View
A
Retailer 9
-
$4,515 NZD
A$3,915 AUD
View
A
Retailer 10
-
$5,895 NZD
£2,616 GBP
View
A
Retailer 11
-
$6,993 NZD
$3,941 USD
View
B+
Retailer 12
-
$7,610 NZD
$4,289 USD
View
B+
Retailer 13
-
$7,830 NZD
£3,475 GBP
View
B+
Retailer 14
-
$8,163 NZD
SGD 6,217 SGD
View
B+
Retailer 15
-
$8,536 NZD
$4,811 USD
View
Retailer 16
-
$10,114 NZD
$5,700 USD
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
14242398A · Oct 31
$13,077 NZD
$7,370 USD
View
16 more retailers have this diamond
Prices start from $2,353 NZDSave up to $10,724 NZD

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
8.51ct Asscher
$2,353 NZD