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Marquise|Lab Grown|GCAL

3.10ct D IF Marquise Lab Grown Diamond

EX • D/IF • GCAL 360736125

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 360736125

Diamond specifications and retailer prices

From €6,099 EUR
$6,841 USD
As of November 2, 2026
Save €9,767 EUR (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €24,146 EUR at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360736125. Listed at 16 retailers as of November 1, 2026, with a 160% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360736125
Dimensions14.91 × 7.67 × 4.75 mm
L/W Ratio1.94
Culet sizeNone
Top View
14.91 mm7.67 mm3.10 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360736125
Side View
Table 58.0%Crown 33.7°Girdle: MED-MEDPavilion 39.8°Culet: NoneDepth 61.9%

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: Nov 2
Current: €24,146 EUR|Low: €6,099 EUR|High: €42,466 EUR|Avg: €16,099 EUR|-18.5%
Frank Darling
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
November 2, 2026
Retailer 15€6,099 EUR
Retailer 11€6,806 EUR
Retailer 10€7,078 EUR
Retailer 7€7,621 EUR
Retailer 12€7,895 EUR
Retailer 14€8,655 EUR
Retailer 9€8,782 EUR
Retailer 5€9,800 EUR
Retailer 2€9,963 EUR
Retailer 8€15,866 EUR
Frank Darling€24,146 EUR
Retailer 3€27,773 EUR
Retailer 6€27,773 EUR
Retailer 13€27,801 EUR
Retailer 4€42,466 EUR

32 data points across 15 retailers

16 retailers€6,099 EUR to €15,866 EUR

B+
Cheapest Retailer
-
€6,099 EUR
$6,841 USD
B+
Retailer 2
-
€6,806 EUR
$7,634 USD
View
B+
Retailer 3
-
€7,078 EUR
$7,939 USD
View
B+
Retailer 4
-
€7,621 EUR
$8,548 USD
View
Final sale: no returns
Retailer 5
-
€7,895 EUR
$8,855 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
€7,895 EUR
$8,855 USD
View
B+
Retailer 7
-
€8,782 EUR
$9,850 USD
View
B
Retailer 8
-
€9,800 EUR
$10,992 USD
View
B+
Retailer 9
-
€9,963 EUR
£8,799 GBP
View
B
Retailer 10
-
€13,245 EUR
$14,856 USD
View
B
Retailer 11
-
€15,866 EUR
£14,012 GBP
View
Most Expensive
Frank Darling
FAGD-90368FA · Nov 2
€24,146 EUR
$27,083 USD
View
Price under review
11 more retailers have this diamond
Prices start from €6,099 EURSave up to €9,767 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+
3.10ct Marquise
€6,099 EUR