Round|Natural|GIA

2.05ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7426802670

Certificate GIA 7426802670

Diamond specifications and retailer prices

From $29,374 USD
As of October 28, 2026
Save $15,004 USD (34%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $52,541 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 7426802670. Listed at 22 retailers as of October 27, 2026, with a 51% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7426802670
Dimensions8.11 × 8.07 × 5.04 mm
L/W Ratio1.00
Top View
8.11 mm8.07 mm2.05 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7426802670
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.3%

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 28
Current: $30,277 USD|Low: $27,960 USD|High: $50,997 USD|Avg: $36,148 USD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$27,960 USD
Retailer 7$29,576 USD
Retailer 1$30,277 USD
Retailer 8$32,217 USD
Retailer 2$32,242 USD
Retailer 3$37,976 USD
Retailer 5$44,378 USD
Retailer 4$50,659 USD

34 data points across 8 retailers

22 retailers$29,374 USD to $44,378 USD

Retailer 1
-
$27,960 USD
Price last confirmed 8 days ago
B
Retailer 2
-
$29,374 USD
View
B
Retailer 3
-
$29,421 USD
View
B
Retailer 4
-
$29,576 USD
View
Final sale: no returns
B
Retailer 5
-
$30,277 USD
₹2,883,492 INR
View
B
Retailer 6
-
$30,418 USD
CA$42,248 CAD
View
B
Retailer 7
-
$31,340 USD
View
Retailer 8
-
$32,217 USD
A$49,565 AUD
View
Price last confirmed 26 days ago
B
Retailer 9
-
$32,242 USD
£25,387 GBP
View
B
Retailer 10
-
$32,264 USD
View
B
Retailer 11
-
$33,609 USD
View
B
Retailer 12
-
$33,700 USD
View
B
Retailer 13
-
$33,700 USD
View
B
Retailer 14
-
$33,878 USD
View
B
Retailer 15
-
$34,820 USD
View
B
Retailer 16
-
$34,953 USD
View
B
Retailer 17
-
$36,298 USD
View
B
Retailer 18
-
$37,721 USD
View
B
Retailer 19
-
$37,976 USD
€36,168 EUR
View
B
Retailer 20
-
$44,378 USD
ZAR 716,923 ZAR
View
Retailer 21
-
$50,659 USD
£39,889 GBP
View
Price under review
Most Expensive
Diamond Quarter
2.05SI1D7470DE77N · Oct 29
$52,541 USD
£41,371 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $29,374 USDSave up to $15,004 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
$29,374 USD