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Marquise|Lab Grown|IGI

1.69ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG841688597

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841688597

Diamond specifications and retailer prices

From €229 EUR
$256 USD
As of November 1, 2026
Save €1,409 EUR (86%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,638 EUR at Brilliant Earth · As of October 26, 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 LG841688597 or 841688597. Listed at 3 retailers as of October 26, 2026, with prices from €229 to €1,638, a €1,409 spread on the same certified stone. Brilliant Earth lists it at €1,638. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841688597
Dimensions12.28 × 6.20 × 3.97 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.28 mm6.20 mm1.69 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841688597
Side View
Table 59.0%Crown 38°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,638 EUR|Low: €229 EUR|High: €1,719 EUR|Avg: €968 EUR|-4.7%
Brilliant Earth
Retailer 2
Retailer 3
October 28, 2026
Retailer 3€229 EUR
Retailer 2€494 EUR
Brilliant Earth€1,638 EUR

24 data points across 3 retailers

3 retailers€229 EUR to €1,638 EUR

A
Cheapest Retailer
-
€229 EUR
$256 USD
Final sale: no returns
A
Retailer 2
-
€494 EUR
£434 GBP
View
Most Expensive
B
Brilliant Earth
21704949A · Oct 26
€1,638 EUR
$1,830 USD
View
2 more retailers have this diamond
Prices start from €229 EURSave up to €1,409 EUR

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
€229 EUR