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Cushion|Natural|GIA

0.31ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1543867708

Certificate GIA 1543867708

Diamond specifications and retailer prices

From $338 AUD
₹22,606 INR
As of October 31, 2026
Save $758 AUD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,096 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-half-carat band, graded H 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 1543867708. Listed at 11 retailers as of October 31, 2026, with prices from $338 to $1,096, a $758 spread on the same certified stone. MOH London lists it at $1,096. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543867708
Dimensions3.82 × 3.82 × 2.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
3.82 mm3.82 mm0.31 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543867708
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.7%

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: Oct 31
Current: $1,096 AUD|Low: $337 AUD|High: $1,108 AUD|Avg: $708 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$338 AUD
Retailer 8$511 AUD
Retailer 10$547 AUD
Retailer 4$612 AUD
Retailer 7$650 AUD
Retailer 11$685 AUD
Retailer 9$691 AUD
Retailer 6$736 AUD
Retailer 2$882 AUD
Retailer 3$901 AUD
MOH London$1,096 AUD

35 data points across 11 retailers

11 retailers$338 AUD to $1,096 AUD

A
Cheapest Retailer
-
$338 AUD
₹22,606 INR
B+
Retailer 2
-
$511 AUD
$359 USD
View
B+
Retailer 3
-
$547 AUD
$384 USD
View
B+
Retailer 4
-
$612 AUD
£339 GBP
View
B
Retailer 5
-
$650 AUD
£360 GBP
View
B+
Retailer 6
-
$685 AUD
$481 USD
View
B+
Retailer 7
-
$691 AUD
$485 USD
View
B+
Retailer 8
-
$736 AUD
ZAR 8,347 ZAR
View
B
Retailer 9
-
$882 AUD
€590 EUR
View
Retailer 10
-
$901 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
6423692FF · Nov 1
$1,096 AUD
£606 GBP
View
10 more retailers have this diamond
Prices start from $338 AUDSave up to $758 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 Cushion
$338 AUD