Marquise|Natural|GIA

2.05ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 5556973344

Certificate GIA 5556973344

Diamond specifications and retailer prices

From $18,173 USD
As of November 4, 2026
Save $15,764 USD (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $33,937 USD at With Clarity · As of November 4, 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 $18,173 to $33,937, a $15,764 spread on the same certified stone. With Clarity lists it at $33,937. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $27,912 USD|Low: $18,173 USD|High: $35,874 USD|Avg: $23,192 USD|-3.5%
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 2$18,173 USD
Retailer 7$19,525 USD
Retailer 9$19,839 USD
Retailer 10$19,849 USD
Retailer 3$20,038 USD
Retailer 4$20,435 USD
Retailer 8$20,925 USD
Retailer 5$21,059 USD
Retailer 13$23,017 USD
Retailer 6$23,186 USD
Retailer 12$23,367 USD
Retailer 11$24,334 USD
Retailer 1$27,912 USD
With Clarity$33,937 USD

28 data points across 14 retailers

14 retailers$18,173 USD to $33,937 USD

B+
Cheapest Retailer
-
$18,173 USD
B+
Retailer 2
-
$19,525 USD
View
B+
Retailer 3
-
$19,839 USD
View
B+
Retailer 4
-
$19,849 USD
View
B+
Retailer 5
-
$20,038 USD
View
Retailer 6
-
$20,435 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$20,925 USD
View
B+
Retailer 8
-
$21,059 USD
View
B
Retailer 9
-
$23,017 USD
View
B
Retailer 10
-
$23,186 USD
View
B
Retailer 11
-
$23,367 USD
View
B
Retailer 12
-
$24,334 USD
View
B
Retailer 13
-
$27,912 USD
View
Most Expensive
B
With Clarity
5556973344 · Nov 4
$33,937 USD
View
13 more retailers have this diamond
Prices start from $18,173 USDSave up to $15,764 USD

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
$18,173 USD