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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG843688973

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843688973

Diamond specifications and retailer prices

From $159 USD
As of November 2, 2026
Save $763 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $922 USD at MOH London · As of November 1, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843688973 or 843688973. Listed at 17 retailers as of November 1, 2026, with prices from $159 to $922, a $763 spread on the same certified stone. MOH London lists it at $922. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843688973
Dimensions10.65 × 5.28 × 3.23 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
10.65 mm5.28 mm1.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843688973
Side View
Table 65.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

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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 2
Current: $922 USD|Low: $159 USD|High: $932 USD|Avg: $464 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 18
November 2, 2026
Retailer 4$159 USD
Retailer 17$184 USD
Retailer 15$197 USD
Retailer 2$241 USD
Retailer 3$329 USD
Retailer 13$340 USD
Retailer 6$342 USD
Retailer 11$344 USD
Retailer 7$357 USD
Retailer 18$375 USD
Retailer 12$481 USD
Retailer 8$515 USD
Retailer 5$542 USD
Retailer 16$634 USD
Retailer 9$638 USD
Retailer 14$670 USD
Retailer 10$689 USD
MOH London$922 USD

19 data points across 18 retailers

17 retailers$159 USD to $922 USD

A
Cheapest Retailer
-
$159 USD
A
Retailer 2
-
$184 USD
View
A
Retailer 3
-
$197 USD
View
A
Retailer 4
-
$241 USD
£190 GBP
View
A
Retailer 5
-
$329 USD
View
A
Retailer 6
-
$340 USD
ZAR 5,499 ZAR
View
A
Retailer 7
-
$344 USD
£271 GBP
View
A
Retailer 8
-
$357 USD
View
A
Retailer 9
-
$375 USD
£295 GBP
View
B+
Retailer 10
-
$481 USD
A$740 AUD
View
B+
Retailer 11
-
$515 USD
View
B+
Retailer 12
-
$542 USD
SGD 733 SGD
View
B+
Retailer 13
-
$634 USD
View
B+
Retailer 14
-
$638 USD
View
B+
Retailer 15
-
$670 USD
View
B
Retailer 16
-
$689 USD
View
Most Expensive
B
MOH London
LG843688973 · Nov 1
$922 USD
£726 GBP
View
16 more retailers have this diamond
Prices start from $159 USDSave up to $763 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
1.03ct Marquise
$159 USD