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Marquise|Lab Grown|IGI

1.02ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG425067440

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG425067440

Diamond specifications and retailer prices

From $736 USD
As of November 4, 2026
Save $2,618 USD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,354 USD at MOH London · As of November 3, 2026
View at MOH London

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067440 or 425067440. Listed at 15 retailers as of November 3, 2026, with prices from $736 to $3,354, a $2,618 spread on the same certified stone. MOH London lists it at $3,354. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067440
Dimensions10.19 × 5.23 × 3.24 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Top View
10.19 mm5.23 mm1.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067440
Side View
Table 57.5%Crown 35.6°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,354 USD|Low: $707 USD|High: $3,393 USD|Avg: $1,620 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
Retailer 17
November 4, 2026
Retailer 13$736 USD
Retailer 3$801 USD
Retailer 5$823 USD
Retailer 4$854 USD
Retailer 15$854 USD
Retailer 14$980 USD
Retailer 11$1,030 USD
Retailer 2$1,140 USD
Retailer 8$1,337 USD
Retailer 17$1,384 USD
Retailer 10$1,569 USD
Retailer 12$2,103 USD
Retailer 16$2,401 USD
Retailer 9$2,446 USD
Retailer 6$2,651 USD
Retailer 7$2,662 USD
MOH London$3,354 USD

32 data points across 17 retailers

15 retailers$736 USD to $3,354 USD

B+
Cheapest Retailer
-
$736 USD
B+
Retailer 2
-
$801 USD
View
B+
Retailer 3
-
$823 USD
View
Final sale: no returns
Retailer 4
-
$854 USD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$854 USD
View
B+
Retailer 6
-
$980 USD
View
B+
Retailer 7
-
$1,030 USD
View
B+
Retailer 8
-
$1,140 USD
View
B
Retailer 9
-
$1,384 USD
View
B
Retailer 10
-
$1,569 USD
View
B
Retailer 11
-
$2,103 USD
View
B
Retailer 12
-
$2,401 USD
View
B
Retailer 13
-
$2,651 USD
View
B
Retailer 14
-
$2,662 USD
View
Most Expensive
B
MOH London
LG425067440 · Nov 3
$3,354 USD
£2,641 GBP
View
14 more retailers have this diamond
Prices start from $736 USDSave up to $2,618 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.

B+
1.02ct Marquise
$736 USD