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Marquise|Natural|GIA

2.05ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 5556973344

Certificate GIA 5556973344

Diamond specifications and retailer prices

From $26,449 AUD
As of November 4, 2026
Save $22,943 AUD (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $49,392 AUD at With Clarity · As of November 6, 2026
View at With Clarity

About this 2.05ct natural marquise diamond

This 2.05ct natural marquise sits in the two to three 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 5556973344. Listed at 14 retailers as of November 4, 2026, with prices from $26,449 to $49,392, a $22,943 spread on the same certified stone. With Clarity lists it at $49,392. 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

2.05
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.44°
Pavilion angle42.17°
OriginNatural
Grading LabGIA
CertificateGIA 5556973344
Dimensions13.59 × 6.55 × 4.07 mm
L/W Ratio2.07
Culet sizeNone
Top View
13.59 mm6.55 mm2.05 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556973344
Side View
Table 59.0%Crown 36.44°Girdle: MED-THKPavilion 42.17°Culet: NoneDepth 62.2%

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: Nov 4
Current: $30,189 AUD|Low: $26,449 AUD|High: $52,211 AUD|Avg: $33,609 AUD|-7.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 6, 2026
Retailer 3$26,449 AUD
Retailer 8$28,417 AUD
Retailer 10$28,874 AUD
Retailer 11$28,888 AUD
Retailer 4$29,163 AUD
Retailer 5$29,741 AUD
Retailer 1$30,189 AUD
Retailer 9$30,454 AUD
Retailer 2$33,499 AUD
Retailer 7$33,745 AUD
Retailer 13$34,008 AUD
Retailer 12$35,416 AUD
Retailer 6$40,623 AUD
With Clarity$49,392 AUD

28 data points across 14 retailers

14 retailers$26,449 AUD to $49,392 AUD

B+
Cheapest Retailer
-
$26,449 AUD
B+
Retailer 2
-
$28,417 AUD
View
B+
Retailer 3
-
$28,874 AUD
View
B+
Retailer 4
-
$28,888 AUD
View
B+
Retailer 5
-
$29,163 AUD
View
Retailer 6
-
$29,741 AUD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$30,189 AUD
View
B+
Retailer 8
-
$30,454 AUD
View
B
Retailer 9
-
$33,499 AUD
View
B
Retailer 10
-
$33,745 AUD
View
B
Retailer 11
-
$34,008 AUD
View
B
Retailer 12
-
$35,416 AUD
View
B
Retailer 13
-
$40,623 AUD
View
Most Expensive
B
With Clarity
5556973344 · Nov 6
$49,392 AUD
$33,937 USD
View
13 more retailers have this diamond
Prices start from $26,449 AUDSave up to $22,943 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+
2.05ct Marquise
$26,449 AUD