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Marquise|Lab Grown|IGI

1.59ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG781625486

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG781625486

Diamond specifications and retailer prices

From $1,057 USD
CA$1,469 CAD
As of October 30, 2026
Save $342 USD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,399 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781625486 or 781625486. Listed at 6 retailers as of October 30, 2026, with prices from $1,057 to $1,399, a $342 spread on the same certified stone. The Diamond Guys lists it at $1,399. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781625486
Dimensions11.85 × 6.04 × 3.86 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.85 mm6.04 mm1.59 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781625486
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $281 USD|Low: $281 USD|High: $2,280 USD|Avg: $978 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
The Diamond Guys
October 20, 2026
Retailer 1$281 USD
Retailer 9$417 USD
Retailer 14$480 USD
Retailer 3$548 USD
Retailer 7$582 USD
Retailer 5$658 USD
Retailer 4$705 USD
Retailer 12$769 USD
Retailer 2$887 USD
Retailer 6$1,057 USD
Retailer 8$1,065 USD
Retailer 10$1,107 USD
Retailer 15$1,297 USD
The Diamond Guys$1,399 USD
Retailer 11$1,490 USD
Retailer 13$2,280 USD

5 data points across 16 retailers

6 retailers$1,057 USD to $1,399 USD

Retailer 1
-
$417 USD
Price last confirmed 12 days ago
Retailer 2
-
$769 USD
View
Price last confirmed 19 days ago
B+
Retailer 3
-
$1,057 USD
CA$1,469 CAD
View
Retailer 4
-
$1,065 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$1,107 USD
View
Price last confirmed 12 days ago
Most Expensive
B
The Diamond Guys
1952043346 · Nov 1
$1,399 USD
View
5 more retailers have this diamond
Prices start from $1,057 USDSave up to $342 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.

B+
1.59ct Marquise
$1,057 USD