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Marquise|Natural|GIA

0.30ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6542717769

Certificate GIA 6542717769

Diamond specifications and retailer prices

From $484 AUD
$339 USD
As of October 29, 2026
Save $640 AUD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,124 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct natural marquise diamond

This 0.3ct natural marquise 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 6542717769. Listed at 15 retailers as of October 29, 2026, with prices from $484 to $1,124, a $640 spread on the same certified stone. MOH London lists it at $1,124. 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

0.30
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542717769
Dimensions7.45 × 3.41 × 2.14 mm
L/W Ratio2.18
Top View
7.45 mm3.41 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542717769
Side View
Table 60.0%CrownGirdlePavilionCulet: NDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $1,124 AUD|Low: $458 AUD|High: $1,856 AUD|Avg: $798 AUD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 4$458 AUD
Retailer 11$484 AUD
Retailer 10$521 AUD
Retailer 9$541 AUD
Retailer 8$626 AUD
Retailer 3$652 AUD
Retailer 13$664 AUD
Retailer 2$751 AUD
Retailer 6$756 AUD
Retailer 5$776 AUD
Retailer 12$899 AUD
Retailer 7$983 AUD
MOH London$1,124 AUD
Retailer 14$1,856 AUD

31 data points across 14 retailers

15 retailers$484 AUD to $1,124 AUD

Retailer 1
-
$458 AUD
$321 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$484 AUD
$339 USD
View
B
Retailer 3
-
$521 AUD
$365 USD
View
B
Retailer 4
-
$541 AUD
$379 USD
View
B
Retailer 5
-
$626 AUD
£345 GBP
View
B
Retailer 6
-
$652 AUD
$457 USD
View
B
Retailer 7
-
$664 AUD
£366 GBP
View
B
Retailer 8
-
$704 AUD
$493 USD
View
B
Retailer 9
-
$751 AUD
ZAR 8,500 ZAR
View
B
Retailer 10
-
$756 AUD
$530 USD
View
Retailer 11
-
$776 AUD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$899 AUD
€600 EUR
View
B
Retailer 13
-
$983 AUD
£542 GBP
View
Most Expensive
B
MOH London
153A562BD · Oct 29
$1,124 AUD
£620 GBP
View
13 more retailers have this diamond
Prices start from $484 AUDSave up to $640 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.

B+
0.30ct Marquise
$484 AUD