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Marquise|Lab Grown|IGI

1.01ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG425067769

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG425067769

Diamond specifications and retailer prices

From $590 USD
As of October 31, 2026
Save $3,946 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,536 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067769 or 425067769. Listed at 14 retailers as of October 31, 2026, with prices from $590 to $4,536, a $3,946 spread on the same certified stone. MOH London lists it at $4,536. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067769
Dimensions10.13 × 5.35 × 3.43 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
10.13 mm5.35 mm1.01 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425067769
Side View
Table 61.0%Crown 33.2°Girdle: UNDPavilion 43.1°Culet: NoneDepth 64.1%

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 31
Current: $4,536 USD|Low: $590 USD|High: $4,596 USD|Avg: $2,243 USD
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 9$590 USD
Retailer 11$1,217 USD
Retailer 15$1,324 USD
Retailer 3$1,362 USD
Retailer 12$1,412 USD
Retailer 16$1,412 USD
Retailer 6$1,585 USD
Retailer 7$1,974 USD
Retailer 13$2,239 USD
Retailer 2$2,268 USD
Retailer 10$2,595 USD
Retailer 14$2,646 USD
Retailer 5$2,705 USD
Retailer 4$3,414 USD
Retailer 8$4,042 USD
MOH London$4,536 USD

31 data points across 16 retailers

14 retailers$590 USD to $4,536 USD

A
Cheapest Retailer
-
$590 USD
B
Retailer 2
-
$1,217 USD
View
B
Retailer 3
-
$1,324 USD
View
B
Retailer 4
-
$1,362 USD
View
Final sale: no returns
Retailer 5
-
$1,412 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
$1,412 USD
View
B
Retailer 7
-
$1,585 USD
View
B
Retailer 8
-
$2,239 USD
View
B
Retailer 9
-
$2,268 USD
£1,786 GBP
View
B
Retailer 10
-
$2,595 USD
ZAR 41,925 ZAR
View
B
Retailer 11
-
$2,646 USD
View
B
Retailer 12
-
$2,705 USD
View
B
Retailer 13
-
$3,414 USD
£2,688 GBP
View
Most Expensive
B
MOH London
LG425067769 · Nov 1
$4,536 USD
£3,572 GBP
View
13 more retailers have this diamond
Prices start from $590 USDSave up to $3,946 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
1.01ct Marquise
$590 USD