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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 £219 GBP
$291 USD
As of October 28, 2026
Save £1,328 GBP (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,547 GBP 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 £219 to £1,547, a £1,328 spread on the same certified stone. Do Amore Diamonds lists it at £1,547. 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: £1,547 GBP|Low: £219 GBP|High: £1,742 GBP|Avg: £724 GBP|-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£219 GBP
Retailer 9£314 GBP
Retailer 15£324 GBP
Retailer 4£353 GBP
Retailer 14£360 GBP
Retailer 11£459 GBP
Retailer 12£470 GBP
Retailer 10£621 GBP
Retailer 13£744 GBP
Retailer 2£805 GBP
Retailer 8£864 GBP
Retailer 7£953 GBP
Retailer 6£984 GBP
Retailer 3£1,038 GBP
Retailer 16£1,073 GBP
Do Amore Diamonds£1,547 GBP

19 data points across 16 retailers

16 retailers£219 GBP to £1,547 GBP

A
Cheapest Retailer
-
£219 GBP
$291 USD
Final sale: no returns
A
Retailer 2
-
£314 GBP
View
B+
Retailer 3
-
£324 GBP
$432 USD
View
A
Retailer 4
-
£353 GBP
$470 USD
View
A
Retailer 5
-
£360 GBP
$480 USD
View
A
Retailer 6
-
£459 GBP
ZAR 9,880 ZAR
View
A
Retailer 7
-
£470 GBP
View
B+
Retailer 8
-
£621 GBP
A$1,273 AUD
View
B+
Retailer 9
-
£744 GBP
$991 USD
View
B+
Retailer 10
-
£805 GBP
A$1,650 AUD
View
B
Retailer 11
-
£864 GBP
$1,150 USD
View
B
Retailer 12
-
£953 GBP
$1,269 USD
View
B
Retailer 13
-
£984 GBP
$1,310 USD
View
B
Retailer 14
-
£1,038 GBP
$1,383 USD
View
B
Retailer 15
-
£1,073 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1990971 · Oct 29
£1,547 GBP
$2,060 USD
View
15 more retailers have this diamond
Prices start from £219 GBPSave up to £1,328 GBP

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
£219 GBP