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Marquise|Lab Grown|IGI

1.29ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG712549154

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712549154

Diamond specifications and retailer prices

From $258 USD
As of November 2, 2026
Save $1,022 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,280 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712549154 or 712549154. Listed at 18 retailers as of November 1, 2026, with prices from $258 to $1,280, a $1,022 spread on the same certified stone. MOH London lists it at $1,280. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712549154
Dimensions11.09 × 5.84 × 3.58 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.09 mm5.84 mm1.29 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712549154
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 41°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
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 2
Current: $1,280 USD|Low: $247 USD|High: $1,295 USD|Avg: $565 USD|-1.2%
MOH London
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
November 2, 2026
Retailer 14$258 USD
Retailer 13$288 USD
Retailer 3$320 USD
Retailer 11$320 USD
Retailer 2$427 USD
Retailer 4$533 USD
Retailer 9$535 USD
Retailer 6$538 USD
Retailer 8$552 USD
Retailer 7$605 USD
Retailer 5$649 USD
Retailer 10$777 USD
Retailer 12$982 USD
MOH London$1,280 USD

44 data points across 14 retailers

18 retailers$258 USD to $1,280 USD

A
Cheapest Retailer
-
$258 USD
Retailer 2
-
$258 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$288 USD
View
Final sale: no returns
Retailer 4
-
$299 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$320 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$320 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$427 USD
£336 GBP
View
A
Retailer 8
-
$533 USD
View
B+
Retailer 9
-
$535 USD
View
A
Retailer 10
-
$538 USD
View
A
Retailer 11
-
$552 USD
ZAR 8,912 ZAR
View
B+
Retailer 12
-
$605 USD
£476 GBP
View
B+
Retailer 13
-
$649 USD
View
B+
Retailer 14
-
$777 USD
A$1,196 AUD
View
B
Retailer 15
-
$982 USD
View
Retailer 16
-
$1,027 USD
View
Price last confirmed 13 days ago
B
Retailer 17
-
$1,078 USD
View
Most Expensive
B
MOH London
LG712549154 · Nov 1
$1,280 USD
£1,008 GBP
View
17 more retailers have this diamond
Prices start from $258 USDSave up to $1,022 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 Marquise
$258 USD