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Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG837678236

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837678236

Diamond specifications and retailer prices

From $291 USD
As of October 28, 2026
Save $1,769 USD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,060 USD at Do Amore Diamonds · As of October 29, 2026
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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837678236 or 837678236. Listed at 16 retailers as of October 28, 2026, with prices from $291 to $2,060, a $1,769 spread on the same certified stone. Do Amore Diamonds lists it at $2,060. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837678236
Dimensions12.19 × 6.14 × 3.81 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
12.19 mm6.14 mm1.65 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837678236
Side View
Table 61.0%Crown 35.2°Girdle: MED-THKPavilion 40°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $2,060 USD|Low: $291 USD|High: $2,320 USD|Avg: $965 USD|-4.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 5$291 USD
Retailer 10$418 USD
Retailer 15$432 USD
Retailer 4$470 USD
Retailer 14$480 USD
Retailer 12$612 USD
Retailer 2$627 USD
Retailer 11$827 USD
Retailer 13$991 USD
Retailer 9$1,073 USD
Retailer 8$1,150 USD
Retailer 7$1,269 USD
Retailer 6$1,310 USD
Retailer 3$1,383 USD
Retailer 16$1,429 USD
Do Amore Diamonds$2,060 USD

19 data points across 16 retailers

16 retailers$291 USD to $2,060 USD

A
Cheapest Retailer
-
$291 USD
Final sale: no returns
A
Retailer 2
-
$418 USD
£329 GBP
View
B+
Retailer 3
-
$432 USD
View
A
Retailer 4
-
$470 USD
View
A
Retailer 5
-
$480 USD
View
A
Retailer 6
-
$612 USD
ZAR 9,880 ZAR
View
A
Retailer 7
-
$627 USD
£494 GBP
View
B+
Retailer 8
-
$827 USD
A$1,273 AUD
View
B+
Retailer 9
-
$991 USD
View
B+
Retailer 10
-
$1,073 USD
A$1,650 AUD
View
B
Retailer 11
-
$1,150 USD
View
B
Retailer 12
-
$1,269 USD
View
B
Retailer 13
-
$1,310 USD
View
B
Retailer 14
-
$1,383 USD
View
B
Retailer 15
-
$1,429 USD
£1,125 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1990971 · Oct 29
$2,060 USD
View
15 more retailers have this diamond
Prices start from $291 USDSave up to $1,769 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
1.65ct Marquise
$291 USD