Round|Natural|GIA

2.09ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2507945798

Certificate GIA 2507945798

Diamond specifications and retailer prices

From $24,014 USD
£18,909 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $24,014 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 2.09ct natural round diamond

This 2.09ct natural round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2507945798. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2507945798
Dimensions8.22 × 8.17 × 4.99 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
8.22 mm8.17 mm2.09 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2507945798
Side View
Table 59.0%Crown 34°Girdle: ThickPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $19,673 USD|Low: $13,008 USD|High: $20,916 USD|Avg: $15,689 USD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
February 5, 2026
Retailer 4$13,008 USD
Retailer 3$13,629 USD
Retailer 2$16,916 USD
Retailer 1$19,673 USD

21 data points across 4 retailers

1 retailer

B
Diamond Quarter
2.09SI2D2598037EN · Oct 29
$24,014 USD
£18,909 GBP
View

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
$24,014 USD