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 $915 USD
As of October 30, 2026
Save $1,419 USD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,168 USD at Taylor and Hart · As of October 30, 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: $1,061 USD|Low: $882 USD|High: $5,020 USD|Avg: $2,289 USD|+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$915 USD
Retailer 3$986 USD
Retailer 6$995 USD
Retailer 8$1,023 USD
Retailer 1$1,061 USD
Retailer 9$1,338 USD
Retailer 5$2,195 USD
Retailer 10$2,227 USD
Retailer 2$2,334 USD
Retailer 4$3,993 USD
Taylor and Hart$4,168 USD
Retailer 11$5,020 USD

24 data points across 12 retailers

12 retailers$915 USD to $2,334 USD

B+
Cheapest Retailer
-
$915 USD
B+
Retailer 2
-
$986 USD
View
B+
Retailer 3
-
$995 USD
View
B+
Retailer 4
-
$1,023 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,061 USD
View
B
Retailer 6
-
$1,338 USD
A$2,058 AUD
View
B
Retailer 7
-
$2,195 USD
View
B
Retailer 8
-
$2,227 USD
View
B
Retailer 9
-
$2,334 USD
CA$3,241 CAD
View
Retailer 10
-
$3,993 USD
£3,144 GBP
View
Price under review
Most Expensive
Taylor and Hart
9DULIHJ · Oct 30
$4,168 USD
View
Price under review
10 more retailers have this diamond
Prices start from $915 USDSave up to $1,419 USD

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
$915 USD