Round|Natural|GIA

2.09ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2537381713

Certificate GIA 2537381713

Diamond specifications and retailer prices

From $17,364 USD
As of October 30, 2026
Save $12,292 USD (41%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $29,656 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.09ct natural round diamond

This 2.09ct 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 2537381713. Listed at 18 retailers as of October 29, 2026, with prices from $17,364 to $29,656, a $12,292 spread on the same certified stone. MOH London lists it at $29,656. 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

2.09
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2537381713
Dimensions8.17 × 8.13 × 5.10 mm
L/W Ratio1.00
Top View
8.17 mm8.13 mm2.09 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2537381713
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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 30
Current: $29,656 USD|Low: $17,030 USD|High: $29,853 USD|Avg: $21,529 USD|-0.5%
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 13$17,030 USD
Retailer 8$17,364 USD
Retailer 15$18,887 USD
Retailer 2$19,143 USD
Retailer 7$19,661 USD
Retailer 9$19,832 USD
Retailer 5$20,078 USD
Retailer 16$20,461 USD
Retailer 6$20,710 USD
Retailer 14$20,710 USD
Retailer 11$20,895 USD
Retailer 4$21,248 USD
Retailer 3$21,400 USD
Retailer 12$22,917 USD
Retailer 10$26,117 USD
Retailer 17$26,757 USD
MOH London$29,656 USD

34 data points across 17 retailers

18 retailers$17,364 USD to $29,656 USD

Retailer 1
-
$17,030 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$17,364 USD
View
B+
Retailer 3
-
$18,455 USD
View
B+
Retailer 4
-
$18,887 USD
View
B+
Retailer 5
-
$19,143 USD
£15,073 GBP
View
Retailer 6
-
$19,661 USD
A$30,248 AUD
View
Price last confirmed 30 days ago
Retailer 7
-
$19,832 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
$20,078 USD
View
B+
Retailer 9
-
$20,461 USD
View
B+
Retailer 10
-
$20,710 USD
View
B+
Retailer 11
-
$20,710 USD
View
B+
Retailer 12
-
$20,895 USD
£16,453 GBP
View
B
Retailer 13
-
$21,248 USD
View
B
Retailer 14
-
$21,400 USD
View
B
Retailer 15
-
$22,917 USD
€21,826 EUR
View
B
Retailer 16
-
$26,117 USD
ZAR 421,916 ZAR
View
B
Retailer 17
-
$26,757 USD
View
Most Expensive
B
MOH London
5CD348787 · Oct 29
$29,656 USD
£23,351 GBP
View
17 more retailers have this diamond
Prices start from $17,364 USDSave up to $12,292 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+
2.09ct Round
$17,364 USD