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Marquise|Lab Grown|IGI

1.65ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG353426327

Certificate IGI LG353426327

Diamond specifications and retailer prices

From $4,540 USD
Save $4,560 USD (50%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $9,100 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.65ct lab-grown marquise diamond

This 1.65ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG353426327 or 353426327. Listed at 2 retailers, with prices from $4,540 to $9,100 at Do Amore Diamonds, a $4,560 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG353426327
Dimensions11.64 × 6.23 × 3.94 mm
L/W Ratio1.87
Culet sizeNone
Top View
11.64 mm6.23 mm1.65 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG353426327
Side View
Table 58.0%Crown 35°GirdlePavilion 40°Culet: NoneDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $9,100 USD|Low: $4,540 USD|High: $9,100 USD|Avg: $6,823 USD
Do Amore Diamonds
Retailer 2
September 4, 2026
Retailer 2$4,540 USD
Do Amore Diamonds$9,100 USD

2 data points across 2 retailers

2 retailers$4,540 USD to $9,100 USD

B
Cheapest Retailer
-
$4,540 USD
Most Expensive
B
Do Amore Diamonds
32-353426327 · Sep 30
$9,100 USD
View
1 more retailer has this diamond
Prices start from $4,540 USDSave up to $4,560 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.

B
1.65ct Marquise
$4,540 USD