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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 HK$12,468 HKD
$1,589 USD
As of October 29, 2026
Save HK$32,970 HKD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$45,438 HKD 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 HK$12,468 to HK$45,438, a HK$32,970 spread on the same certified stone. Taylor and Hart lists it at HK$45,438. 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: HK$18,226 HKD|Low: HK$8,898 HKD|High: HK$45,438 HKD|Avg: HK$26,233 HKD|-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 11HK$12,468 HKD
Retailer 9HK$12,915 HKD
Retailer 12HK$14,241 HKD
Retailer 10HK$15,865 HKD
Retailer 1HK$18,226 HKD
Retailer 8HK$20,377 HKD
Retailer 6HK$26,215 HKD
Retailer 3HK$29,016 HKD
Retailer 2HK$31,210 HKD
Retailer 7HK$34,807 HKD
Retailer 5HK$36,930 HKD
Retailer 4HK$38,031 HKD
Taylor and HartHK$45,438 HKD

23 data points across 13 retailers

12 retailersHK$12,468 HKD to HK$45,438 HKD

A
Cheapest Retailer
-
HK$12,468 HKD
$1,589 USD
Final sale: no returns
A
Retailer 2
-
HK$14,241 HKD
$1,815 USD
View
A
Retailer 3
-
HK$15,865 HKD
$2,022 USD
View
A
Retailer 4
-
HK$18,226 HKD
£1,829 GBP
View
A
Retailer 5
-
HK$20,377 HKD
$2,597 USD
View
Retailer 6
-
HK$26,215 HKD
A$5,140 AUD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
HK$29,016 HKD
$3,698 USD
View
B+
Retailer 8
-
HK$31,210 HKD
£3,132 GBP
View
B+
Retailer 9
-
HK$34,807 HKD
$4,436 USD
View
B+
Retailer 10
-
HK$36,930 HKD
£3,706 GBP
View
B+
Retailer 11
-
HK$38,031 HKD
$4,847 USD
View
Most Expensive
B
Taylor and Hart
3T9P9QC · Oct 30
HK$45,438 HKD
$5,791 USD
View
11 more retailers have this diamond
Prices start from HK$12,468 HKDSave up to HK$32,970 HKD

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
HK$12,468 HKD