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Round|Natural|GIA

2.66ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1475699002

Certificate GIA 1475699002

Diamond specifications and retailer prices

From $30,186 AUD
$21,155 USD
As of November 1, 2026
Save $21,160 AUD (41%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $51,346 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 2.66ct natural round diamond

This 2.66ct 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 1475699002. Listed at 24 retailers as of November 1, 2026, with prices from $30,186 to $51,346, a $21,160 spread on the same certified stone. MOH London lists it at $51,346. 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

2.66
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1475699002
Dimensions9.01 × 9.07 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.01 mm9.07 mm2.66 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1475699002
Side View
Table 59.0%Crown 32.5°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $51,346 AUD|Low: $29,958 AUD|High: $51,964 AUD|Avg: $37,046 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$31,360 AUD
Retailer 8$31,506 AUD
Retailer 6$31,737 AUD
Retailer 4$32,876 AUD
Retailer 9$33,680 AUD
Retailer 7$33,853 AUD
Retailer 2$39,456 AUD
Retailer 5$45,460 AUD
MOH London$51,346 AUD

34 data points across 9 retailers

24 retailers$30,186 AUD to $51,346 AUD

B+
Cheapest Retailer
-
$30,186 AUD
$21,155 USD
B+
Retailer 2
-
$30,223 AUD
$21,181 USD
View
B+
Retailer 3
-
$30,467 AUD
$21,352 USD
View
A
Retailer 4
-
$31,360 AUD
₹2,093,125 INR
View
B+
Retailer 5
-
$31,506 AUD
$22,080 USD
View
Final sale: no returns
B+
Retailer 6
-
$31,737 AUD
$22,242 USD
View
B+
Retailer 7
-
$32,041 AUD
$22,455 USD
View
B+
Retailer 8
-
$32,876 AUD
£18,142 GBP
View
Retailer 9
-
$32,877 AUD
$23,041 USD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$33,646 AUD
$23,580 USD
View
Retailer 11
-
$33,680 AUD
View
Price last confirmed 29 days ago
B+
Retailer 12
-
$33,853 AUD
$23,725 USD
View
Retailer 13
-
$34,521 AUD
$24,193 USD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
$35,137 AUD
$24,624 USD
View
B+
Retailer 15
-
$35,259 AUD
$24,710 USD
View
B+
Retailer 16
-
$35,259 AUD
$24,710 USD
View
Retailer 17
-
$35,617 AUD
$24,961 USD
View
Price last confirmed 26 days ago
B
Retailer 18
-
$36,429 AUD
$25,530 USD
View
Retailer 19
-
$36,950 AUD
$25,895 USD
View
Price last confirmed 10 days ago
Retailer 20
-
$36,987 AUD
$25,921 USD
View
Price last confirmed 24 days ago
B+
Retailer 21
-
$39,456 AUD
€26,335 EUR
View
B+
Retailer 22
-
$39,565 AUD
$27,728 USD
View
Price last confirmed 7 days ago
B
Retailer 23
-
$45,460 AUD
ZAR 514,695 ZAR
View
Most Expensive
B
MOH London
7CE9FE39F · Nov 2
$51,346 AUD
£28,334 GBP
View
23 more retailers have this diamond
Prices start from $30,186 AUDSave up to $21,160 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.

A
2.66ct Round
$30,186 AUD