Marquise|Lab Grown|IGI

5.03ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG847631321

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847631321

Diamond specifications and retailer prices

From $597 USD
As of October 30, 2026
Save $2,748 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,345 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 5.03ct lab-grown marquise diamond

This 5.03ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847631321 or 847631321. Listed at 19 retailers as of October 28, 2026, with prices from $597 to $3,345, a $2,748 spread on the same certified stone. Rare Carat lists it at $3,345. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.03
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847631321
Dimensions17.44 × 8.99 × 5.55 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.44 mm8.99 mm5.03 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847631321
Side View
Table 60.0%Crown 34.7°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 61.7%

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: $3,345 USD|Low: $597 USD|High: $3,556 USD|Avg: $1,627 USD
Rare Carat
Retailer 2
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Retailer 19
November 1, 2026
Retailer 19$597 USD
Retailer 11$695 USD
Retailer 8$741 USD
Retailer 12$763 USD
Retailer 4$819 USD
Retailer 14$870 USD
Retailer 18$992 USD
Retailer 17$1,092 USD
Retailer 10$1,136 USD
Retailer 3$1,404 USD
Retailer 9$1,462 USD
Retailer 15$1,572 USD
Retailer 16$1,603 USD
Retailer 13$1,948 USD
Retailer 5$2,384 USD
Retailer 7$2,396 USD
Retailer 2$3,216 USD
Retailer 6$3,334 USD
Rare Carat$3,345 USD

13 data points across 19 retailers

19 retailers$597 USD to $3,345 USD

A
Cheapest Retailer
-
$597 USD
A
Retailer 2
-
$695 USD
View
A
Retailer 3
-
$741 USD
View
A
Retailer 4
-
$763 USD
£601 GBP
View
A
Retailer 5
-
$819 USD
HK$6,400 HKD
View
A
Retailer 6
-
$870 USD
View
B+
Retailer 7
-
$992 USD
View
A
Retailer 8
-
$1,092 USD
View
A
Retailer 9
-
$1,136 USD
€1,082 EUR
View
A
Retailer 10
-
$1,404 USD
A$2,160 AUD
View
A
Retailer 11
-
$1,462 USD
ZAR 23,611 ZAR
View
A
Retailer 12
-
$1,572 USD
View
A
Retailer 13
-
$1,603 USD
View
B+
Retailer 14
-
$1,948 USD
View
B+
Retailer 15
-
$2,384 USD
SGD 3,222 SGD
View
B+
Retailer 16
-
$2,396 USD
View
B
Retailer 17
-
$3,216 USD
£2,532 GBP
View
B
Retailer 18
-
$3,334 USD
View
Most Expensive
B
Rare Carat
AJ-00072220 · Oct 28
$3,345 USD
View
18 more retailers have this diamond
Prices start from $597 USDSave up to $2,748 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
5.03ct Marquise
$597 USD