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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 $9,739 AUD
$6,841 USD
As of November 2, 2026
Save $15,594 AUD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $38,555 AUD 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: $38,555 AUD|Low: $9,739 AUD|High: $67,806 AUD|Avg: $25,705 AUD|-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$9,739 AUD
Retailer 11$10,868 AUD
Retailer 10$11,302 AUD
Retailer 7$12,169 AUD
Retailer 12$12,606 AUD
Retailer 14$13,819 AUD
Retailer 9$14,022 AUD
Retailer 5$15,648 AUD
Retailer 2$15,908 AUD
Retailer 8$25,333 AUD
Frank Darling$38,555 AUD
Retailer 3$44,345 AUD
Retailer 6$44,345 AUD
Retailer 13$44,390 AUD
Retailer 4$67,806 AUD

32 data points across 15 retailers

16 retailers$9,739 AUD to $25,333 AUD

B+
Cheapest Retailer
-
$9,739 AUD
$6,841 USD
B+
Retailer 2
-
$10,868 AUD
$7,634 USD
View
B+
Retailer 3
-
$11,302 AUD
$7,939 USD
View
B+
Retailer 4
-
$12,169 AUD
$8,548 USD
View
Final sale: no returns
Retailer 5
-
$12,606 AUD
$8,855 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$12,606 AUD
$8,855 USD
View
B+
Retailer 7
-
$14,022 AUD
$9,850 USD
View
B
Retailer 8
-
$15,648 AUD
$10,992 USD
View
B+
Retailer 9
-
$15,908 AUD
£8,799 GBP
View
B
Retailer 10
-
$21,149 AUD
$14,856 USD
View
B
Retailer 11
-
$25,333 AUD
£14,012 GBP
View
Most Expensive
Frank Darling
FAGD-90368FA · Nov 2
$38,555 AUD
$27,083 USD
View
Price under review
11 more retailers have this diamond
Prices start from $9,739 AUDSave up to $15,594 AUD

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
$9,739 AUD