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Marquise|Natural|GIA

0.86ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 5232929581

Certificate GIA 5232929581

Diamond specifications and retailer prices

From €1,289 EUR
£1,138 GBP
As of November 2, 2026
Save €776 EUR (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,065 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.86ct natural marquise diamond

This 0.86ct natural marquise sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232929581. Listed at 3 retailers as of November 1, 2026, with prices from €1,289 to €2,065, a €776 spread on the same certified stone. MOH London lists it at €2,065. 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

0.86
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5232929581
Dimensions9.37 × 5.07 × 2.98 mm
L/W Ratio1.85
Top View
9.37 mm5.07 mm0.86 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5232929581
Side View
Table 53.0%CrownGirdle: THK-ETKPavilionCulet: MediumDepth 58.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €2,065 EUR|Low: €1,231 EUR|High: €2,090 EUR|Avg: €1,633 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
November 2, 2026
Retailer 3€1,289 EUR
Retailer 2€1,574 EUR
MOH London€2,065 EUR

42 data points across 3 retailers

3 retailers€1,289 EUR to €2,065 EUR

B+
Cheapest Retailer
-
€1,289 EUR
£1,138 GBP
B
Retailer 2
-
€1,574 EUR
View
Most Expensive
B
MOH London
85F91645A · Nov 1
€2,065 EUR
£1,824 GBP
View
2 more retailers have this diamond
Prices start from €1,289 EURSave up to €776 EUR

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+
0.86ct Marquise
€1,289 EUR