Marquise|Lab Grown|GCAL

1.21ct D IF Marquise Lab Grown Diamond

EX • D/IF • GCAL 361136039

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361136039

Diamond specifications and retailer prices

From $701 USD
As of November 6, 2026
Save $2,765 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,466 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361136039. Listed at 17 retailers as of November 5, 2026, with prices from $701 to $3,466, a $2,765 spread on the same certified stone. MOH London lists it at $3,466. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361136039
Dimensions11.00 × 5.56 × 3.50 mm
L/W Ratio1.98
Culet sizeNone
Top View
11.00 mm5.56 mm1.21 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361136039
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,466 USD|Low: $701 USD|High: $6,110 USD|Avg: $2,192 USD|-1.5%
MOH London
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
Retailer 17
November 6, 2026
Retailer 16$701 USD
Retailer 10$724 USD
Retailer 12$788 USD
Retailer 14$811 USD
Retailer 15$840 USD
Retailer 8$1,203 USD
Retailer 17$1,558 USD
Retailer 2$2,160 USD
Retailer 4$2,160 USD
Retailer 7$2,352 USD
Retailer 3$2,510 USD
Retailer 5$2,510 USD
Retailer 11$2,606 USD
Retailer 9$2,810 USD
Retailer 13$3,311 USD
MOH London$3,466 USD
Retailer 6$6,110 USD

29 data points across 17 retailers

17 retailers$701 USD to $3,466 USD

A
Cheapest Retailer
-
$701 USD
A
Retailer 2
-
$724 USD
View
A
Retailer 3
-
$788 USD
View
A
Retailer 4
-
$811 USD
View
Final sale: no returns
B+
Retailer 5
-
$840 USD
View
B+
Retailer 6
-
$1,203 USD
View
B+
Retailer 7
-
$1,558 USD
View
B
Retailer 8
-
$2,160 USD
View
B
Retailer 9
-
$2,160 USD
View
B
Retailer 10
-
$2,352 USD
View
B
Retailer 11
-
$2,510 USD
View
B
Retailer 12
-
$2,510 USD
View
B
Retailer 13
-
$2,606 USD
View
B
Retailer 14
-
$2,810 USD
View
B
Retailer 15
-
$3,311 USD
View
Most Expensive
B
MOH London
361136039 · Nov 5
$3,466 USD
£2,729 GBP
View
15 more retailers have this diamond
Prices start from $701 USDSave up to $2,765 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.

A
1.21ct Marquise
$701 USD