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Round|Natural|GIA

2.09ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7551757107

Certificate GIA 7551757107

Diamond specifications and retailer prices

From $22,510 AUD
As of November 5, 2026
Save $14,508 AUD (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $37,019 AUD at MOH London · As of November 4, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551757107. Listed at 10 retailers as of November 4, 2026, with prices from $22,510 to $37,019, a $14,508 spread on the same certified stone. MOH London lists it at $37,019. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7551757107
Dimensions8.12 × 8.17 × 5.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
8.12 mm8.17 mm2.09 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551757107
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

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: Nov 5
Current: $37,019 AUD|Low: $19,308 AUD|High: $37,567 AUD|Avg: $25,761 AUD|-1.5%
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
Retailer 18
November 6, 2026
Retailer 4$19,308 AUD
Retailer 18$20,875 AUD
Retailer 10$21,970 AUD
Retailer 12$22,510 AUD
Retailer 17$22,650 AUD
Retailer 11$24,539 AUD
Retailer 3$24,542 AUD
Retailer 9$24,542 AUD
Retailer 7$24,727 AUD
Retailer 2$25,026 AUD
Retailer 14$25,026 AUD
Retailer 8$27,479 AUD
Retailer 13$27,757 AUD
Retailer 6$27,817 AUD
Retailer 16$27,914 AUD
Retailer 15$28,799 AUD
Retailer 5$31,321 AUD
MOH London$37,019 AUD

23 data points across 18 retailers

10 retailers$22,510 AUD to $37,019 AUD

Retailer 1
-
$19,308 AUD
Price last confirmed 53 days ago
B+
Retailer 2
-
$22,510 AUD
View
B+
Retailer 3
-
$22,650 AUD
View
B+
Retailer 4
-
$24,539 AUD
View
B
Retailer 5
-
$25,026 AUD
View
B
Retailer 6
-
$25,026 AUD
View
B
Retailer 7
-
$27,757 AUD
View
B
Retailer 8
-
$27,914 AUD
View
B
Retailer 9
-
$28,799 AUD
View
Most Expensive
B
MOH London
E8923B317 · Nov 4
$37,019 AUD
£20,405 GBP
View
9 more retailers have this diamond
Prices start from $22,510 AUDSave up to $14,508 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
$22,510 AUD