CaratHunter
Plans
Marquise|Lab Grown|GCAL

1.80ct E IF Marquise Lab Grown Diamond

EX • E/IF • GCAL 353406004

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 353406004

Diamond specifications and retailer prices

From £1,209 GBP
$1,620 USD
As of October 30, 2026
Save £5,530 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,784 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown marquise diamond

This 1.8ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 353406004. Listed at 14 retailers as of October 29, 2026, with a 457% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353406004
Dimensions12.23 × 6.59 × 4.01 mm
L/W Ratio1.86
Culet sizeNone
Top View
12.23 mm6.59 mm1.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353406004
Side View
Table 58.0%Crown 34.5°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 60.8%

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 30
Current: £9,784 GBP|Low: £983 GBP|High: £11,076 GBP|Avg: £4,116 GBP
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 7£983 GBP
Retailer 3£1,209 GBP
Retailer 14£2,444 GBP
Retailer 6£2,497 GBP
Retailer 13£2,659 GBP
Retailer 15£2,737 GBP
Retailer 4£2,798 GBP
Retailer 2£2,835 GBP
Retailer 5£3,348 GBP
Retailer 10£3,426 GBP
Retailer 12£3,426 GBP
Retailer 8£3,574 GBP
Retailer 11£3,911 GBP
Retailer 9£6,739 GBP
Do Amore Diamonds£9,784 GBP
Retailer 16£11,034 GBP

29 data points across 16 retailers

14 retailers£1,209 GBP to £6,739 GBP

A
Cheapest Retailer
-
£1,209 GBP
$1,620 USD
B+
Retailer 2
-
£2,444 GBP
$3,275 USD
View
Retailer 3
-
£2,497 GBP
$3,346 USD
View
Price last confirmed 12 days ago
B+
Retailer 4
-
£2,659 GBP
$3,563 USD
View
B+
Retailer 5
-
£2,737 GBP
$3,667 USD
View
Final sale: no returns
B+
Retailer 6
-
£2,835 GBP
$3,799 USD
View
B
Retailer 7
-
£3,348 GBP
CA$6,230 CAD
View
B
Retailer 8
-
£3,426 GBP
$4,590 USD
View
B
Retailer 9
-
£3,426 GBP
$4,590 USD
View
B
Retailer 10
-
£3,524 GBP
$4,722 USD
View
B
Retailer 11
-
£3,911 GBP
$5,240 USD
View
B
Retailer 12
-
£6,739 GBP
View
Most Expensive
Do Amore Diamonds
32-353406004 · Oct 30
£9,784 GBP
$13,110 USD
View
Price under review
12 more retailers have this diamond
Prices start from £1,209 GBPSave up to £5,530 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
1.80ct Marquise
£1,209 GBP