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Marquise|Lab Grown|IGI

1.72ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG825610178

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825610178

Diamond specifications and retailer prices

From $280 USD
As of November 1, 2026
Save $1,455 USD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,735 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.72ct lab-grown marquise diamond

This 1.72ct 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 LG825610178 or 825610178. Listed at 3 retailers as of November 1, 2026, with prices from $280 to $1,735, a $1,455 spread on the same certified stone. Rare Carat lists it at $1,735. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825610178
Dimensions12.65 × 6.08 × 3.92 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.65 mm6.08 mm1.72 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825610178
Side View
Table 59.0%Crown 37.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,735 USD|Low: $280 USD|High: $1,775 USD|Avg: $822 USD|-2.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$280 USD
Retailer 4$490 USD
Retailer 5$528 USD
Retailer 2$608 USD
Retailer 7$810 USD
Retailer 6$1,122 USD
Rare Carat$1,735 USD

36 data points across 7 retailers

3 retailers$280 USD to $1,735 USD

A
Cheapest Retailer
-
$280 USD
Final sale: no returns
A
Retailer 2
-
$608 USD
£479 GBP
View
Most Expensive
B
Rare Carat
825610178 · Nov 1
$1,735 USD
View
2 more retailers have this diamond
Prices start from $280 USDSave up to $1,455 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
1.72ct Marquise
$280 USD