Marquise|Lab Grown|IGI

1.03ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG817680523

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817680523

Diamond specifications and retailer prices

From $179 USD
As of October 30, 2026
Save $979 USD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,158 USD at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

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 top-tier cut grade and certified by IGI LG817680523 or 817680523. Listed at 25 retailers as of October 30, 2026, with prices from $179 to $1,158, a $979 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,158. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817680523
Dimensions10.11 × 5.30 × 3.26 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.11 mm5.30 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817680523
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.5%

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: $1,158 USD|Low: $172 USD|High: $1,158 USD|Avg: $490 USD
Flawless Fine Jewelry
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
November 1, 2026
Retailer 3$179 USD
Retailer 10$200 USD
Retailer 6$207 USD
Retailer 4$222 USD
Retailer 7$222 USD
Retailer 9$300 USD
Retailer 2$383 USD
Retailer 11$399 USD
Retailer 16$410 USD
Retailer 12$499 USD
Retailer 8$537 USD
Retailer 15$541 USD
Retailer 17$679 USD
Retailer 13$680 USD
Retailer 5$713 USD
Retailer 18$753 USD
Retailer 14$1,039 USD
Flawless Fine Jewelry$1,158 USD

45 data points across 18 retailers

25 retailers$179 USD to $1,158 USD

A
Cheapest Retailer
-
$179 USD
A
Retailer 2
-
$200 USD
View
Final sale: no returns
A
Retailer 3
-
$207 USD
View
A
Retailer 4
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$222 USD
View
Retailer 5
-
$222 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$256 USD
HK$2,000 HKD
View
B+
Retailer 7
-
$300 USD
View
A
Retailer 8
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$353 USD
View
A
Retailer 9
-
$383 USD
ZAR 6,185 ZAR
View
A
Retailer 10
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$399 USD
£314 GBP
View
A
Retailer 11
-
$410 USD
€390 EUR
View
B+
Retailer 12
-
$499 USD
A$768 AUD
View
B+
Retailer 13
-
$537 USD
View
B+
Retailer 14
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$541 USD
A$832 AUD
View
Retailer 15
-
$597 USD
View
Price last confirmed 104 days ago
B+
Retailer 16
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$605 USD
SGD 818 SGD
View
B+
Retailer 17
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$679 USD
A$1,045 AUD
View
B+
Retailer 18
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$680 USD
View
B
Retailer 19
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$713 USD
View
B
Retailer 20
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$737 USD
View
B
Retailer 21
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$753 USD
View
B
Retailer 22
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$767 USD
View
B
Retailer 23
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$1,039 USD
£818 GBP
View
B
Retailer 24
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$1,126 USD
View
Most Expensive
B
Flawless Fine Jewelry
661A79BEE · Nov 2
$1,158 USD
£912 GBP
View
24 more retailers have this diamond
Prices start from $179 USDSave up to $979 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
$179 USD