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Marquise|Natural|GIA

0.53ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1563092890

Certificate GIA 1563092890

Diamond specifications and retailer prices

From £637 GBP
As of November 1, 2026
Save £232 GBP (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £868 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563092890. Listed at 4 retailers as of November 1, 2026, with prices from £637 to £868, a £232 spread on the same certified stone. GemTrove lists it at £868. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563092890
Dimensions8.14 × 4.24 × 2.67 mm
L/W Ratio1.92
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud
Top View
8.14 mm4.24 mm0.53 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563092890
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £868 GBP|Low: £481 GBP|High: £868 GBP|Avg: £668 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 3£583 GBP
Retailer 5£637 GBP
Retailer 4£644 GBP
Retailer 2£683 GBP
GemTrove£868 GBP

38 data points across 5 retailers

4 retailers£637 GBP to £868 GBP

A
Cheapest Retailer
-
£637 GBP
A
Retailer 2
-
£644 GBP
View
B+
Retailer 3
-
£683 GBP
View
Most Expensive
B+
GemTrove
GT-N-01272120-98 · Nov 6
£868 GBP
A$1,798 AUD
View
3 more retailers have this diamond
Prices start from £637 GBPSave up to £232 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
£637 GBP