Marquise|Lab Grown|GCAL

1.00ct E IF Marquise Lab Grown Diamond

EX • E/IF • GCAL 361666013

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361666013

Diamond specifications and retailer prices

From €819 EUR
$915 USD
As of October 30, 2026
Save €1,270 EUR (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,730 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1ct lab-grown marquise diamond

This 1ct 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 361666013. Listed at 12 retailers as of October 30, 2026, with a 155% 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

1.00
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361666013
Dimensions10.00 × 5.35 × 3.33 mm
L/W Ratio1.87
Culet sizeNone
Top View
10.00 mm5.35 mm1.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361666013
Side View
Table 59.0%Crown 35°Girdle: MED-MEDPavilion 40.2°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €950 EUR|Low: €789 EUR|High: €4,493 EUR|Avg: €2,049 EUR|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 29, 2026
Retailer 7€819 EUR
Retailer 3€883 EUR
Retailer 6€891 EUR
Retailer 8€916 EUR
Retailer 1€950 EUR
Retailer 9€1,197 EUR
Retailer 5€1,965 EUR
Retailer 10€1,993 EUR
Retailer 2€2,089 EUR
Retailer 4€3,574 EUR
Taylor and Hart€3,730 EUR
Retailer 11€4,493 EUR

24 data points across 12 retailers

12 retailers€819 EUR to €2,089 EUR

B+
Cheapest Retailer
-
€819 EUR
$915 USD
B+
Retailer 2
-
€883 EUR
$986 USD
View
B+
Retailer 3
-
€891 EUR
$995 USD
View
B+
Retailer 4
-
€916 EUR
$1,023 USD
View
Final sale: no returns
B+
Retailer 5
-
€950 EUR
$1,061 USD
View
B
Retailer 6
-
€1,197 EUR
A$2,058 AUD
View
B
Retailer 7
-
€1,965 EUR
$2,195 USD
View
B
Retailer 8
-
€1,993 EUR
$2,227 USD
View
B
Retailer 9
-
€2,089 EUR
CA$3,241 CAD
View
Retailer 10
-
€3,574 EUR
£3,144 GBP
View
Price under review
Most Expensive
Taylor and Hart
9DULIHJ · Oct 31
€3,730 EUR
$4,168 USD
View
Price under review
10 more retailers have this diamond
Prices start from €819 EURSave up to €1,270 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.

B+
1.00ct Marquise
€819 EUR