Cushion|Lab Grown|IGI

1.29ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG670463578

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG670463578

Diamond specifications and retailer prices

From $265 USD
As of October 25, 2026
Save $695 USD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,069 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670463578 or 670463578. Listed at 12 retailers as of October 25, 2026, with a 262% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670463578
Dimensions6.33 × 6.32 × 4.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm6.32 mm1.29 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670463578
Side View
Table 63.0%Crown 36.1°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.6%

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 25
Current: $1,069 USD|Low: $265 USD|High: $1,113 USD|Avg: $670 USD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8$265 USD
Retailer 7$319 USD
Retailer 5$415 USD
Retailer 12$455 USD
Retailer 2$490 USD
Retailer 10$494 USD
Retailer 9$586 USD
Retailer 6$625 USD
Retailer 11$906 USD
Retailer 3$960 USD
MOH London$1,069 USD
Retailer 4$1,113 USD

40 data points across 12 retailers

12 retailers$265 USD to $960 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$319 USD
£251 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
$415 USD
€395 EUR
View
A
Retailer 4
-
$455 USD
View
A
Retailer 5
-
$490 USD
£386 GBP
View
A
Retailer 6
-
$494 USD
View
B+
Retailer 7
-
$586 USD
View
B+
Retailer 8
-
$625 USD
View
B+
Retailer 9
-
$730 USD
View
Price last confirmed 24 days ago
B
Retailer 10
-
$906 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$960 USD
View
Most Expensive
B
MOH London
LG670463578 · Oct 21
$1,069 USD
£842 GBP
View
Price last confirmed 8 days ago
11 more retailers have this diamond
Prices start from $265 USDSave up to $695 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
1.29ct Cushion
$265 USD