Marquise|Lab Grown|IGI

1.03ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG843674991

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843674991

Diamond specifications and retailer prices

From $172 USD
As of October 30, 2026
Save $1,108 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,280 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843674991 or 843674991. Listed at 21 retailers as of October 30, 2026, with prices from $172 to $1,280, a $1,108 spread on the same certified stone. Do Amore Diamonds lists it at $1,280. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843674991
Dimensions10.33 × 5.18 × 3.31 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.33 mm5.18 mm1.03 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843674991
Side View
Table 58.0%Crown 34.2°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 63.9%

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: Oct 30
Current: $1,280 USD|Low: $166 USD|High: $1,280 USD|Avg: $540 USD|+3.2%
Do Amore Diamonds
Retailer 2
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Retailer 21
November 1, 2026
Retailer 3$172 USD
Retailer 21$192 USD
Retailer 2$199 USD
Retailer 12$206 USD
Retailer 7$213 USD
Retailer 20$272 USD
Retailer 5$288 USD
Retailer 15$314 USD
Retailer 13$406 USD
Retailer 16$427 USD
Retailer 19$529 USD
Retailer 10$555 USD
Retailer 14$570 USD
Retailer 9$686 USD
Retailer 18$723 USD
Retailer 17$756 USD
Retailer 6$929 USD
Retailer 8$1,040 USD
Retailer 11$1,066 USD
Retailer 4$1,105 USD
Do Amore Diamonds$1,280 USD

17 data points across 21 retailers

21 retailers$172 USD to $1,280 USD

A
Cheapest Retailer
-
$172 USD
A
Retailer 2
-
$192 USD
View
Final sale: no returns
A
Retailer 3
-
$199 USD
View
Retailer 4
-
$206 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$213 USD
View
A
Retailer 6
-
$272 USD
View
B+
Retailer 7
-
$288 USD
View
A
Retailer 8
-
$314 USD
£247 GBP
View
A
Retailer 9
-
$406 USD
ZAR 6,557 ZAR
View
B+
Retailer 10
-
$427 USD
£336 GBP
View
B+
Retailer 11
-
$529 USD
View
B+
Retailer 12
-
$555 USD
A$854 AUD
View
B
Retailer 13
-
$570 USD
View
B
Retailer 14
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$686 USD
A$1,056 AUD
View
B
Retailer 15
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$723 USD
View
B
Retailer 16
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$756 USD
View
B
Retailer 17
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$929 USD
View
B
Retailer 18
-
$1,040 USD
View
B
Retailer 19
-
$1,066 USD
£839 GBP
View
B
Retailer 20
-
$1,105 USD
View
Most Expensive
B
Do Amore Diamonds
36-2095780 · Oct 31
$1,280 USD
View
20 more retailers have this diamond
Prices start from $172 USDSave up to $1,108 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
$172 USD