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Marquise|Lab Grown|IGI

1.02ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG512202885

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512202885

Diamond specifications and retailer prices

From $859 USD
As of October 30, 2026
Save $973 USD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,758 USD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512202885 or 512202885. Listed at 16 retailers as of October 29, 2026, with a 113% 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

1.02
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512202885
Dimensions10.00 × 5.28 × 3.23 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.00 mm5.28 mm1.02 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512202885
Side View
Table 57.0%Crown 37.8°Girdle: STK-THKPavilion 37.1°Culet: NoneDepth 61.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,758 USD|Low: $825 USD|High: $3,787 USD|Avg: $1,761 USD
Flawless Fine Jewelry
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
October 31, 2026
Retailer 11$859 USD
Retailer 4$935 USD
Retailer 5$962 USD
Retailer 12$980 USD
Retailer 13$997 USD
Retailer 6$1,175 USD
Retailer 2$1,520 USD
Retailer 14$1,602 USD
Retailer 8$1,832 USD
Retailer 10$2,292 USD
Retailer 9$2,595 USD
Flawless Fine Jewelry$2,758 USD
Retailer 3$2,803 USD
Retailer 7$3,757 USD

45 data points across 14 retailers

16 retailers$859 USD to $1,832 USD

B
Cheapest Retailer
-
$859 USD
B
Retailer 2
-
$935 USD
View
B
Retailer 3
-
$962 USD
View
Final sale: no returns
B
Retailer 4
-
$980 USD
View
B
Retailer 5
-
$997 USD
View
Retailer 6
-
$997 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
$1,175 USD
View
B
Retailer 8
-
$1,520 USD
£1,197 GBP
View
B
Retailer 9
-
$1,602 USD
View
B
Retailer 10
-
$1,832 USD
ZAR 29,603 ZAR
View
Retailer 11
-
$2,292 USD
View
Price under review
Retailer 12
-
$2,595 USD
A$3,993 AUD
View
Price under review
Most Expensive
Flawless Fine Jewelry
1D73E947C · Oct 31
$2,758 USD
£2,172 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $859 USDSave up to $973 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
$859 USD