Round|Natural|GIA

2.05ct D SI1 Round Natural Diamond

ID • D/SI1 • GIA 39

Certificate GIA 39

Diamond specifications and retailer prices

From $27,849 USD
As of October 29, 2026
Save $4,733 USD (15%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $36,298 USD at Aurelinne · As of September 6, 2026
View at Aurelinne

About this 2.05ct natural round diamond

This 2.05ct natural round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 5 retailers as of October 29, 2026, with a relatively tight 17% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 39
Dimensions8.07 × 8.11 × 5.04 mm
L/W Ratio1.00
Top View
8.07 mm8.11 mm2.05 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 39
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $36,298 USD|Low: $27,849 USD|High: $36,298 USD|Avg: $32,595 USD
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 29, 2026
Retailer 3$27,849 USD
Retailer 8$29,969 USD
Retailer 4$32,264 USD
Retailer 7$32,582 USD
Retailer 5$33,609 USD
Retailer 2$33,878 USD
Retailer 6$34,953 USD
Aurelinne$36,298 USD

2 data points across 8 retailers

5 retailers$27,849 USD to $32,582 USD

B
Cheapest Retailer
-
$27,849 USD
B
Retailer 2
-
$29,969 USD
View
B
Retailer 3
-
$32,582 USD
View
Retailer 4
-
$34,953 USD
View
Price last confirmed 52 days ago
Most Expensive
Aurelinne
40a2f7f4-ead5-4c61-a4c6-368c2e228d6c · Sep 6
$36,298 USD
View
Price last confirmed 53 days ago
4 more retailers have this diamond
Prices start from $27,849 USDSave up to $4,733 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
$27,849 USD