CaratHunter
Plans
Marquise|Natural|GIA

0.31ct I SI1 Marquise Natural Diamond

ID • I/SI1 • GIA 6562503169

Certificate GIA 6562503169

Diamond specifications and retailer prices

From $233 AUD
₹15,574 INR
As of November 1, 2026
Save $508 AUD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $741 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural marquise diamond

This 0.31ct natural marquise sits in the sub-half-carat band, graded I 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 6562503169. Listed at 10 retailers as of November 1, 2026, with prices from $233 to $741, a $508 spread on the same certified stone. MOH London lists it at $741. 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

0.31
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6562503169
Dimensions7.59 × 3.39 × 2.02 mm
L/W Ratio2.24
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
7.59 mm3.39 mm0.31 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562503169
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.7%

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 1
Current: $741 AUD|Low: $233 AUD|High: $790 AUD|Avg: $468 AUD|-6.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$233 AUD
Retailer 9$296 AUD
Retailer 8$370 AUD
Retailer 5$370 AUD
Retailer 3$489 AUD
Retailer 6$498 AUD
Retailer 7$506 AUD
Retailer 2$650 AUD
MOH London$741 AUD

26 data points across 9 retailers

10 retailers$233 AUD to $741 AUD

A
Cheapest Retailer
-
$233 AUD
₹15,574 INR
A
Retailer 2
-
$296 AUD
$208 USD
View
Final sale: no returns
A
Retailer 3
-
$370 AUD
$260 USD
View
A
Retailer 4
-
$370 AUD
$260 USD
View
B+
Retailer 5
-
$489 AUD
£270 GBP
View
B+
Retailer 6
-
$498 AUD
ZAR 5,646 ZAR
View
B+
Retailer 7
-
$506 AUD
$356 USD
View
Retailer 8
-
$592 AUD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$650 AUD
£359 GBP
View
Most Expensive
B
MOH London
611022B97 · Nov 1
$741 AUD
£410 GBP
View
9 more retailers have this diamond
Prices start from $233 AUDSave up to $508 AUD

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
0.31ct Marquise
$233 AUD