Princess|Natural|GSI

3.18ct J SI1 Princess Natural Diamond

ID • J/SI1

Diamond specifications and retailer prices

From HK$234,142 HKD
$29,875 USD
As of November 6, 2026
1 retailer carries this diamond
Only listing: HK$234,142 HKD at Shane Co
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Shane Co

About this 3.18ct natural princess diamond

This 3.18ct natural princess sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GSI. Listed at a single retailer as of November 6, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.18
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGSI
Dimensions8.17 × 8.04 mm
L/W Ratio1.02
Top View
8.17 mm8.04 mm3.18 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGSI
Side View
Table 77.0%CrownGirdle: MediumPavilionCulet: NoneDepth 71.0%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 6
Current: HK$234,142 HKD|Low: HK$234,142 HKD|High: HK$246,721 HKD|Avg: HK$240,432 HKD|-5.1%
June 18, 2026
Shane CoHK$234,142 HKD

2 data points across 1 retailer

1 retailer

C
Shane Co
26E05LG · Nov 6
HK$234,142 HKD
$29,875 USD
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C
3.18ct Princess
HK$234,142 HKD