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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 $518 NZD
$291 USD
As of October 28, 2026
Save $3,150 NZD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,668 NZD 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 $518 to $3,668, a $3,150 spread on the same certified stone. Do Amore Diamonds lists it at $3,668. 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
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $3,668 NZD|Low: $518 NZD|High: $4,131 NZD|Avg: $1,713 NZD|-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 30, 2026
Retailer 5$518 NZD
Retailer 2$743 NZD
Retailer 15$769 NZD
Retailer 4$837 NZD
Retailer 14$855 NZD
Retailer 12$1,089 NZD
Retailer 9$1,120 NZD
Retailer 11$1,473 NZD
Retailer 13$1,764 NZD
Retailer 10$1,910 NZD
Retailer 8$2,048 NZD
Retailer 7$2,259 NZD
Retailer 6$2,333 NZD
Retailer 3$2,462 NZD
Retailer 16$2,544 NZD
Do Amore Diamonds$3,668 NZD

20 data points across 16 retailers

16 retailers$518 NZD to $3,668 NZD

A
Cheapest Retailer
-
$518 NZD
$291 USD
Final sale: no returns
A
Retailer 2
-
$743 NZD
£329 GBP
View
B+
Retailer 3
-
$769 NZD
$432 USD
View
A
Retailer 4
-
$837 NZD
$470 USD
View
A
Retailer 5
-
$855 NZD
$480 USD
View
A
Retailer 6
-
$1,089 NZD
ZAR 9,880 ZAR
View
A
Retailer 7
-
$1,120 NZD
£495 GBP
View
B+
Retailer 8
-
$1,473 NZD
A$1,273 AUD
View
B+
Retailer 9
-
$1,764 NZD
$991 USD
View
B+
Retailer 10
-
$1,910 NZD
A$1,650 AUD
View
B
Retailer 11
-
$2,048 NZD
$1,150 USD
View
B
Retailer 12
-
$2,259 NZD
$1,269 USD
View
B
Retailer 13
-
$2,333 NZD
$1,310 USD
View
B
Retailer 14
-
$2,462 NZD
$1,383 USD
View
B
Retailer 15
-
$2,544 NZD
£1,125 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1990971 · Oct 29
$3,668 NZD
$2,060 USD
View
15 more retailers have this diamond
Prices start from $518 NZDSave up to $3,150 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
$518 NZD