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Marquise|Natural|GIA

0.41ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6455081404

Certificate GIA 6455081404

Diamond specifications and retailer prices

From £271 GBP
$363 USD
As of November 1, 2026
Save £203 GBP (43%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £474 GBP at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 0.41ct natural marquise diamond

This 0.41ct natural marquise sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6455081404. Listed at 4 retailers as of November 1, 2026, with prices from £271 to £474, a £203 spread on the same certified stone. 77 Diamonds lists it at £474. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.41
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6455081404
Dimensions8.10 × 3.74 × 2.24 mm
L/W Ratio2.17
Top View
8.10 mm3.74 mm0.41 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceStrong
CertificateGIA 6455081404
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCuletDepth 59.9%

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 1
Current: £474 GBP|Low: £326 GBP|High: £475 GBP|Avg: £403 GBP|+2.2%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 2£329 GBP
Retailer 3£409 GBP
77 Diamonds£474 GBP

34 data points across 3 retailers

4 retailers£271 GBP to £474 GBP

B+
Cheapest Retailer
-
£271 GBP
$363 USD
B+
Retailer 2
-
£312 GBP
$418 USD
View
B
Retailer 3
-
£329 GBP
$441 USD
View
Most Expensive
B
77 Diamonds
MQMBNJHBERV4 · Nov 2
£474 GBP
View
3 more retailers have this diamond
Prices start from £271 GBPSave up to £203 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.

B+
0.41ct Marquise
£271 GBP