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Marquise|Lab Grown|GCAL

1.18ct E IF Marquise Lab Grown Diamond

ID • E/IF • GCAL 361737075

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361737075

Diamond specifications and retailer prices

From €606 EUR
As of November 3, 2026
Save €1,806 EUR (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,332 EUR at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 1.18ct lab-grown marquise diamond

This 1.18ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361737075. Listed at 13 retailers as of November 2, 2026, with a 298% 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

1.18
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361737075
Dimensions10.39 × 5.67 × 3.53 mm
L/W Ratio1.83
Culet sizeNone
Top View
10.39 mm5.67 mm1.18 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361737075
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 62.2%

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: Nov 3
Current: €3,908 EUR|Low: €606 EUR|High: €5,139 EUR|Avg: €2,177 EUR|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 5, 2026
Retailer 11€606 EUR
Retailer 5€952 EUR
Retailer 3€1,011 EUR
Retailer 7€1,037 EUR
Retailer 8€1,066 EUR
Retailer 9€1,105 EUR
Retailer 10€1,314 EUR
Retailer 6€2,286 EUR
Retailer 4€2,332 EUR
Retailer 2€2,412 EUR
Retailer 1€3,908 EUR
Taylor and Hart€4,332 EUR
Retailer 12€5,139 EUR

27 data points across 13 retailers

13 retailers€606 EUR to €2,412 EUR

A
Cheapest Retailer
-
€606 EUR
B+
Retailer 2
-
€952 EUR
View
B+
Retailer 3
-
€1,011 EUR
View
B+
Retailer 4
-
€1,037 EUR
View
B+
Retailer 5
-
€1,066 EUR
View
Final sale: no returns
B+
Retailer 6
-
€1,105 EUR
View
B
Retailer 7
-
€1,314 EUR
View
B
Retailer 8
-
€2,286 EUR
View
B
Retailer 9
-
€2,332 EUR
View
B
Retailer 10
-
€2,412 EUR
View
Retailer 11
-
€3,908 EUR
View
Price under review
Most Expensive
Taylor and Hart
JM4EWIU · Nov 4
€4,332 EUR
$4,880 USD
View
Price under review
11 more retailers have this diamond
Prices start from €606 EURSave up to €1,806 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
1.18ct Marquise
€606 EUR