Round|Natural|GIA

2.05ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6492469489

Certificate GIA 6492469489

Diamond specifications and retailer prices

From $17,780 USD
As of October 31, 2026
Save $8,471 USD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $26,251 USD at MOH London · As of November 1, 2026
View at MOH London

About this 2.05ct natural round diamond

This 2.05ct natural round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492469489. Listed at 6 retailers as of October 31, 2026, with prices from $17,780 to $26,251, a $8,471 spread on the same certified stone. MOH London lists it at $26,251. 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
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6492469489
Dimensions8.05 × 8.08 × 5.11 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
8.05 mm8.08 mm2.05 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492469489
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

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: Oct 31
Current: $26,251 USD|Low: $15,154 USD|High: $27,018 USD|Avg: $21,007 USD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3$17,780 USD
Retailer 5$18,013 USD
Retailer 2$19,826 USD
Retailer 4$23,812 USD
MOH London$26,251 USD

26 data points across 5 retailers

6 retailers$17,780 USD to $26,251 USD

B+
Cheapest Retailer
-
$17,780 USD
Final sale: no returns
B+
Retailer 2
-
$18,013 USD
View
B+
Retailer 3
-
$19,826 USD
€18,882 EUR
View
B
Retailer 4
-
$23,812 USD
View
B
Retailer 5
-
$25,365 USD
£19,972 GBP
View
Most Expensive
B
MOH London
04736F776 · Nov 1
$26,251 USD
£20,670 GBP
View
5 more retailers have this diamond
Prices start from $17,780 USDSave up to $8,471 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 Round
$17,780 USD