Round|Natural|GIA

2.09ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7426644334

Certificate GIA 7426644334

Diamond specifications and retailer prices

From $36,205 AUD
£20,025 GBP
As of October 30, 2026
Save $16,060 AUD (31%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $52,265 AUD 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7426644334. Listed at 5 retailers as of October 29, 2026, with prices from $36,205 to $52,265, a $16,060 spread on the same certified stone. MOH London lists it at $52,265. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7426644334
Dimensions8.17 × 8.19 × 5.11 mm
L/W Ratio1.00
Top View
8.17 mm8.19 mm2.09 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7426644334
Side View
Table 55.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $52,265 AUD|Low: $33,419 AUD|High: $52,614 AUD|Avg: $40,289 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 4$34,096 AUD
Retailer 2$36,205 AUD
Retailer 3$39,096 AUD
MOH London$52,265 AUD

41 data points across 4 retailers

5 retailers$36,205 AUD to $52,265 AUD

Retailer 1
-
$34,096 AUD
Price last confirmed 27 days ago
B+
Retailer 2
-
$36,205 AUD
£20,025 GBP
View
B
Retailer 3
-
$39,096 AUD
€26,155 EUR
View
B
Retailer 4
-
$40,211 AUD
€26,901 EUR
View
Most Expensive
B
MOH London
FEE1CAAB3 · Oct 29
$52,265 AUD
£28,908 GBP
View
4 more retailers have this diamond
Prices start from $36,205 AUDSave up to $16,060 AUD

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
$36,205 AUD