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Cushion|Lab Grown|IGI

5.12ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG811625481

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811625481

Diamond specifications and retailer prices

From $2,829 NZD
$1,589 USD
As of October 29, 2026
Save $7,481 NZD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,311 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.12ct lab-grown cushion diamond

This 5.12ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811625481 or 811625481. Listed at 12 retailers as of October 29, 2026, with prices from $2,829 to $10,311, a $7,481 spread on the same certified stone. Taylor and Hart lists it at $10,311. 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

5.12
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811625481
Dimensions12.76 × 8.73 × 5.86 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.76 mm8.73 mm5.12 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811625481
Side View
Table 60.0%Crown 30.4°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 67.1%

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: Oct 29
Current: $4,136 NZD|Low: $2,019 NZD|High: $10,311 NZD|Avg: $5,953 NZD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 11$2,829 NZD
Retailer 9$2,931 NZD
Retailer 12$3,232 NZD
Retailer 10$3,600 NZD
Retailer 1$4,136 NZD
Retailer 8$4,624 NZD
Retailer 6$5,949 NZD
Retailer 3$6,584 NZD
Retailer 2$7,082 NZD
Retailer 7$7,898 NZD
Retailer 5$8,380 NZD
Retailer 4$8,630 NZD
Taylor and Hart$10,311 NZD

23 data points across 13 retailers

12 retailers$2,829 NZD to $10,311 NZD

A
Cheapest Retailer
-
$2,829 NZD
$1,589 USD
Final sale: no returns
A
Retailer 2
-
$3,232 NZD
$1,815 USD
View
A
Retailer 3
-
$3,600 NZD
$2,022 USD
View
A
Retailer 4
-
$4,136 NZD
£1,829 GBP
View
A
Retailer 5
-
$4,624 NZD
$2,597 USD
View
Retailer 6
-
$5,949 NZD
A$5,140 AUD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$6,584 NZD
$3,698 USD
View
B+
Retailer 8
-
$7,082 NZD
£3,132 GBP
View
B+
Retailer 9
-
$7,898 NZD
$4,436 USD
View
B+
Retailer 10
-
$8,380 NZD
£3,706 GBP
View
B+
Retailer 11
-
$8,630 NZD
$4,847 USD
View
Most Expensive
B
Taylor and Hart
3T9P9QC · Oct 30
$10,311 NZD
$5,791 USD
View
11 more retailers have this diamond
Prices start from $2,829 NZDSave up to $7,481 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
5.12ct Cushion
$2,829 NZD