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Marquise|Lab Grown|GCAL

1.67ct D IF Marquise Lab Grown Diamond

ID • D/IF • GCAL 360236447

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 360236447

Diamond specifications and retailer prices

From £836 GBP
$1,120 USD
As of November 2, 2026
Save £2,953 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,941 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360236447. Listed at 11 retailers as of October 31, 2026, with a 353% 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

1.67
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360236447
Dimensions11.57 × 6.49 × 3.94 mm
L/W Ratio1.78
Culet sizeNone
Top View
11.57 mm6.49 mm1.67 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360236447
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: £6,941 GBP|Low: £835 GBP|High: £6,941 GBP|Avg: £2,800 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 6£836 GBP
Retailer 8£1,276 GBP
Retailer 11£1,374 GBP
Retailer 4£1,606 GBP
Retailer 7£1,644 GBP
Retailer 10£2,729 GBP
Retailer 9£2,894 GBP
Retailer 3£3,261 GBP
Retailer 12£3,261 GBP
Retailer 2£3,434 GBP
Retailer 5£3,789 GBP
Do Amore Diamonds£6,941 GBP

16 data points across 12 retailers

11 retailers£836 GBP to £3,789 GBP

A+
Cheapest Retailer
-
£836 GBP
$1,120 USD
A
Retailer 2
-
£1,276 GBP
$1,710 USD
View
A
Retailer 3
-
£1,374 GBP
$1,841 USD
View
B+
Retailer 4
-
£1,644 GBP
A$3,388 AUD
View
B+
Retailer 5
-
£2,729 GBP
CA$5,078 CAD
View
B
Retailer 6
-
£2,894 GBP
$3,877 USD
View
B
Retailer 7
-
£3,261 GBP
$4,370 USD
View
B
Retailer 8
-
£3,261 GBP
$4,370 USD
View
B+
Retailer 9
-
£3,434 GBP
View
B
Retailer 10
-
£3,789 GBP
$5,076 USD
View
Most Expensive
Do Amore Diamonds
32-360236447 · Nov 1
£6,941 GBP
$9,300 USD
View
Price under review
10 more retailers have this diamond
Prices start from £836 GBPSave up to £2,953 GBP

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+
1.67ct Marquise
£836 GBP