CaratHunter
Plans
Marquise|Natural|GIA

0.53ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1549419527

Certificate GIA 1549419527

Diamond specifications and retailer prices

From £411 GBP
As of November 6, 2026
Save £97 GBP (19%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £508 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549419527. Listed at 5 retailers as of November 6, 2026, with prices from £411 to £508, a £97 spread on the same certified stone. Brilliant Earth lists it at £508. 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

0.53
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1549419527
Dimensions8.08 × 4.33 × 2.73 mm
L/W Ratio1.87
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
8.08 mm4.33 mm0.53 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1549419527
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
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 6
Current: £508 GBP|Low: £366 GBP|High: £560 GBP|Avg: £466 GBP|-9.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5£411 GBP
Retailer 4£418 GBP
Retailer 3£456 GBP
Retailer 2£505 GBP
Brilliant Earth£508 GBP

41 data points across 5 retailers

5 retailers£411 GBP to £508 GBP

A
Cheapest Retailer
-
£411 GBP
A
Retailer 2
-
£418 GBP
View
Final sale: no returns
A
Retailer 3
-
£456 GBP
View
A
Retailer 4
-
£505 GBP
View
Most Expensive
A
Brilliant Earth
17221703A · Nov 6
£508 GBP
$680 USD
View
4 more retailers have this diamond
Prices start from £411 GBPSave up to £97 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
0.53ct Marquise
£411 GBP