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Marquise|Lab Grown|IGI

1.69ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG818697011

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818697011

Diamond specifications and retailer prices

From $436 NZD
$245 USD
As of November 3, 2026
Save $1,751 NZD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,187 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.69ct lab-grown marquise diamond

This 1.69ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818697011 or 818697011. Listed at 3 retailers as of November 3, 2026, with prices from $436 to $2,187, a $1,751 spread on the same certified stone. Brilliant Earth lists it at $2,187. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818697011
Dimensions12.33 × 6.19 × 3.93 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.33 mm6.19 mm1.69 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818697011
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $2,187 NZD|Low: $436 NZD|High: $3,414 NZD|Avg: $1,193 NZD|-35.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 3$436 NZD
Retailer 5$761 NZD
Retailer 4$787 NZD
Retailer 2$929 NZD
Brilliant Earth$2,187 NZD

38 data points across 5 retailers

3 retailers$436 NZD to $2,187 NZD

A
Cheapest Retailer
-
$436 NZD
$245 USD
Final sale: no returns
A
Retailer 2
-
$929 NZD
£411 GBP
View
Most Expensive
B
Brilliant Earth
21228531A · Nov 3
$2,187 NZD
$1,230 USD
View
2 more retailers have this diamond
Prices start from $436 NZDSave up to $1,751 NZD

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
1.69ct Marquise
$436 NZD