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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 €260 EUR
$291 USD
As of October 30, 2026
Save €1,583 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,844 EUR at Do Amore Diamonds · As of October 31, 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 30, 2026, with prices from €260 to €1,844, a €1,583 spread on the same certified stone. Do Amore Diamonds lists it at €1,844. 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 30
Current: €1,844 EUR|Low: €260 EUR|High: €2,077 EUR|Avg: €857 EUR|-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
November 1, 2026
Retailer 5€260 EUR
Retailer 2€372 EUR
Retailer 15€387 EUR
Retailer 4€421 EUR
Retailer 14€430 EUR
Retailer 12€547 EUR
Retailer 9€563 EUR
Retailer 11€741 EUR
Retailer 13€887 EUR
Retailer 10€960 EUR
Retailer 8€1,029 EUR
Retailer 7€1,136 EUR
Retailer 6€1,173 EUR
Retailer 3€1,238 EUR
Retailer 16€1,279 EUR
Do Amore Diamonds€1,844 EUR

22 data points across 16 retailers

16 retailers€260 EUR to €1,844 EUR

A
Cheapest Retailer
-
€260 EUR
$291 USD
Final sale: no returns
A
Retailer 2
-
€372 EUR
£328 GBP
View
B+
Retailer 3
-
€387 EUR
$432 USD
View
A
Retailer 4
-
€421 EUR
$470 USD
View
A
Retailer 5
-
€430 EUR
$480 USD
View
A
Retailer 6
-
€547 EUR
ZAR 9,880 ZAR
View
A
Retailer 7
-
€563 EUR
£495 GBP
View
B+
Retailer 8
-
€741 EUR
A$1,273 AUD
View
B+
Retailer 9
-
€887 EUR
$991 USD
View
B+
Retailer 10
-
€960 EUR
A$1,650 AUD
View
B
Retailer 11
-
€1,029 EUR
$1,150 USD
View
B
Retailer 12
-
€1,136 EUR
$1,269 USD
View
B
Retailer 13
-
€1,173 EUR
$1,310 USD
View
B
Retailer 14
-
€1,238 EUR
$1,383 USD
View
B
Retailer 15
-
€1,279 EUR
£1,125 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1990971 · Oct 31
€1,844 EUR
$2,060 USD
View
15 more retailers have this diamond
Prices start from €260 EURSave up to €1,583 EUR

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
€260 EUR