Marquise|Lab Grown|IGI

1.26ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG810615297

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG810615297

Diamond specifications and retailer prices

From $377 USD
As of November 1, 2026
Save $991 USD (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,368 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.26ct lab-grown marquise diamond

This 1.26ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG810615297 or 810615297. Listed at 10 retailers as of November 1, 2026, with prices from $377 to $1,368, a $991 spread on the same certified stone. MOH London lists it at $1,368. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810615297
Dimensions11.37 × 5.63 × 3.42 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.37 mm5.63 mm1.26 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810615297
Side View
Table 61.0%Crown 33.8°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.7%

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 1
Current: $1,368 USD|Low: $377 USD|High: $1,384 USD|Avg: $781 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$377 USD
Retailer 8$414 USD
Retailer 6$549 USD
Retailer 2$601 USD
Retailer 3$649 USD
Retailer 7$721 USD
Retailer 4$772 USD
Retailer 5$1,230 USD
Retailer 10$1,265 USD
MOH London$1,368 USD

40 data points across 10 retailers

10 retailers$377 USD to $1,368 USD

A
Cheapest Retailer
-
$377 USD
A
Retailer 2
-
$414 USD
View
B+
Retailer 3
-
$549 USD
View
B+
Retailer 4
-
$601 USD
£473 GBP
View
B+
Retailer 5
-
$649 USD
A$998 AUD
View
Retailer 6
-
$721 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$772 USD
A$1,188 AUD
View
B
Retailer 8
-
$1,230 USD
View
B
Retailer 9
-
$1,265 USD
View
Most Expensive
B
MOH London
LG810615297 · Nov 2
$1,368 USD
£1,077 GBP
View
9 more retailers have this diamond
Prices start from $377 USDSave up to $991 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
1.26ct Marquise
$377 USD