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Marquise|Lab Grown|IGI

1.03ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG811677900

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811677900

Diamond specifications and retailer prices

From $248 SGD
$194 USD
As of November 1, 2026
Save $609 SGD (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $857 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811677900 or 811677900. Listed at 3 retailers as of October 28, 2026, with prices from $248 to $857, a $609 spread on the same certified stone. Rare Carat lists it at $857. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811677900
Dimensions10.71 × 5.22 × 3.24 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm5.22 mm1.03 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811677900
Side View
Table 61.0%Crown 35.6°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $857 SGD|Low: $248 SGD|High: $870 SGD|Avg: $544 SGD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$248 SGD
Retailer 6$473 SGD
Retailer 5$478 SGD
Retailer 2$510 SGD
Retailer 4$540 SGD
Rare Carat$857 SGD

38 data points across 6 retailers

3 retailers$248 SGD to $857 SGD

A
Cheapest Retailer
-
$248 SGD
$194 USD
Final sale: no returns
A
Retailer 2
-
$510 SGD
£314 GBP
View
Most Expensive
B
Rare Carat
811677900 · Oct 28
$857 SGD
$670 USD
View
2 more retailers have this diamond
Prices start from $248 SGDSave up to $609 SGD

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
1.03ct Marquise
$248 SGD