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Marquise|Lab Grown|IGI

1.57ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG797619583

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797619583

Diamond specifications and retailer prices

From $930 USD
CA$1,292 CAD
As of October 30, 2026
Save $310 USD (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,240 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797619583 or 797619583. Listed at 3 retailers as of October 30, 2026, with prices from $930 to $1,240, a $310 spread on the same certified stone. Brilliant Earth lists it at $1,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797619583
Dimensions11.59 × 6.07 × 3.91 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm6.07 mm1.57 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797619583
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,240 USD|Low: $491 USD|High: $1,640 USD|Avg: $937 USD|-24.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
August 3, 2026
Retailer 5$492 USD
Retailer 6$637 USD
Retailer 4$655 USD
Retailer 9$660 USD
Retailer 3$930 USD
Retailer 8$1,211 USD
Retailer 7$1,225 USD
Retailer 2$1,231 USD
Brilliant Earth$1,240 USD
Retailer 10$1,257 USD

19 data points across 10 retailers

3 retailers$930 USD to $1,240 USD

B+
Cheapest Retailer
-
$930 USD
CA$1,292 CAD
B
Retailer 2
-
$1,231 USD
View
Most Expensive
B
Brilliant Earth
19861489Y · Oct 31
$1,240 USD
View
2 more retailers have this diamond
Prices start from $930 USDSave up to $310 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+
1.57ct Marquise
$930 USD