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Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG841645315

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841645315

Diamond specifications and retailer prices

From $529 NZD
$298 USD
As of October 24, 2026
Save $1,902 NZD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,431 NZD 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 LG841645315 or 841645315. Listed at 15 retailers as of October 24, 2026, with prices from $529 to $2,431, a $1,902 spread on the same certified stone. With Clarity lists it at $2,431. 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 angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841645315
Dimensions12.58 × 5.97 × 3.79 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.58 mm5.97 mm1.65 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841645315
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.5%

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 24
Current: $852 NZD|Low: $456 NZD|High: $2,562 NZD|Avg: $1,567 NZD|-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
Retailer 13
With Clarity
October 28, 2026
Retailer 13$456 NZD
Retailer 10$529 NZD
Retailer 6$663 NZD
Retailer 1$852 NZD
Retailer 7$933 NZD
Retailer 4$1,175 NZD
Retailer 9$1,329 NZD
Retailer 11$1,739 NZD
Retailer 3$1,819 NZD
Retailer 12$2,058 NZD
Retailer 2$2,067 NZD
Retailer 8$2,271 NZD
Retailer 5$2,383 NZD
With Clarity$2,431 NZD

21 data points across 14 retailers

15 retailers$529 NZD to $2,431 NZD

Retailer 1
-
$456 NZD
$257 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$529 NZD
$298 USD
View
A
Retailer 3
-
$663 NZD
£294 GBP
View
A
Retailer 4
-
$852 NZD
$480 USD
View
A
Retailer 5
-
$933 NZD
€501 EUR
View
A
Retailer 6
-
$1,175 NZD
$662 USD
View
Retailer 7
-
$1,313 NZD
$740 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$1,329 NZD
A$1,152 AUD
View
B+
Retailer 9
-
$1,739 NZD
$980 USD
View
B+
Retailer 10
-
$1,819 NZD
$1,025 USD
View
Retailer 11
-
$2,058 NZD
$1,160 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$2,067 NZD
$1,165 USD
View
B
Retailer 13
-
$2,271 NZD
£1,008 GBP
View
Retailer 14
-
$2,383 NZD
SGD 1,815 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
With Clarity
841645315 · Oct 27
$2,431 NZD
$1,370 USD
View
14 more retailers have this diamond
Prices start from $529 NZDSave up to $1,902 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
1.65ct Marquise
$529 NZD