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Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG837633384

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837633384

Diamond specifications and retailer prices

From $366 AUD
$257 USD
As of October 23, 2026
Save $1,584 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,950 AUD at With Clarity · As of October 27, 2026
View at With Clarity

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 LG837633384 or 837633384. Listed at 14 retailers as of October 23, 2026, with prices from $366 to $1,950, a $1,584 spread on the same certified stone. With Clarity lists it at $1,950. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837633384
Dimensions12.20 × 6.10 × 3.85 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.20 mm6.10 mm1.65 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837633384
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

Caratlytics Score

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

Price History

Last verified: Oct 23
Current: $683 AUD|Low: $366 AUD|High: $2,119 AUD|Avg: $1,219 AUD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 28, 2026
Retailer 11$366 AUD
Retailer 8$424 AUD
Retailer 4$559 AUD
Retailer 1$683 AUD
Retailer 6$749 AUD
Retailer 3$942 AUD
Retailer 7$1,066 AUD
Retailer 9$1,395 AUD
Retailer 2$1,459 AUD
Retailer 10$1,651 AUD
Retailer 12$1,658 AUD
Retailer 5$1,822 AUD
With Clarity$1,950 AUD

30 data points across 13 retailers

14 retailers$366 AUD to $1,950 AUD

A
Cheapest Retailer
-
$366 AUD
$257 USD
A
Retailer 2
-
$424 AUD
$298 USD
View
Retailer 3
-
$559 AUD
£309 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
$683 AUD
$480 USD
View
A
Retailer 5
-
$749 AUD
€501 EUR
View
A
Retailer 6
-
$942 AUD
$662 USD
View
B+
Retailer 7
-
$1,066 AUD
View
Retailer 8
-
$1,103 AUD
$775 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,395 AUD
$980 USD
View
B+
Retailer 10
-
$1,459 AUD
$1,025 USD
View
Retailer 11
-
$1,651 AUD
$1,160 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$1,658 AUD
$1,165 USD
View
B
Retailer 13
-
$1,822 AUD
£1,008 GBP
View
Most Expensive
B
With Clarity
837633384 · Oct 27
$1,950 AUD
$1,370 USD
View
13 more retailers have this diamond
Prices start from $366 AUDSave up to $1,584 AUD

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
$366 AUD