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Cushion|Lab Grown|IGI

10.55ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG817603987

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817603987

Diamond specifications and retailer prices

From $12,576 NZD
£5,571 GBP
As of November 2, 2026
Save $22,438 NZD (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $35,014 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 10.55ct lab-grown cushion diamond

This 10.55ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817603987 or 817603987. Listed at 10 retailers as of October 31, 2026, with prices from $12,576 to $35,014, a $22,438 spread on the same certified stone. Taylor and Hart lists it at $35,014. 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

10.55
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817603987
Dimensions16.74 × 10.50 × 6.42 mm
L/W Ratio1.59
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.74 mm10.50 mm10.55 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817603987
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: LargeDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $12,576 NZD|Low: $9,802 NZD|High: $35,014 NZD|Avg: $19,032 NZD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
November 2, 2026
Retailer 1$12,576 NZD
Retailer 4$13,641 NZD
Retailer 8$13,760 NZD
Retailer 6$15,075 NZD
Retailer 3$15,089 NZD
Retailer 9$15,326 NZD
Retailer 5$18,294 NZD
Retailer 2$18,475 NZD
Retailer 7$30,330 NZD
Taylor and Hart$35,014 NZD

38 data points across 10 retailers

10 retailers$12,576 NZD to $35,014 NZD

B+
Cheapest Retailer
-
$12,576 NZD
£5,571 GBP
B
Retailer 2
-
$13,641 NZD
$7,675 USD
View
B+
Retailer 3
-
$13,760 NZD
£6,096 GBP
View
B
Retailer 4
-
$15,075 NZD
$8,482 USD
View
B+
Retailer 5
-
$15,089 NZD
ZAR 137,152 ZAR
View
B
Retailer 6
-
$15,326 NZD
$8,623 USD
View
B
Retailer 7
-
$18,294 NZD
$10,293 USD
View
B
Retailer 8
-
$18,475 NZD
A$15,992 AUD
View
B
Retailer 9
-
$30,330 NZD
SGD 23,061 SGD
View
Most Expensive
B
Taylor and Hart
F6AVOIU · Oct 31
$35,014 NZD
$19,700 USD
View
9 more retailers have this diamond
Prices start from $12,576 NZDSave up to $22,438 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.

B+
10.55ct Cushion
$12,576 NZD