Round|Natural|GIA

3.06ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2287620821

Certificate GIA 2287620821

Diamond specifications and retailer prices

From $70,789 AUD
$49,725 USD
As of October 30, 2026
Save $52,517 AUD (43%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $123,305 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 3.06ct natural round diamond

This 3.06ct natural round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2287620821. Listed at 19 retailers as of October 29, 2026, with prices from $70,789 to $123,305, a $52,517 spread on the same certified stone. MOH London lists it at $123,305. 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

3.06
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2287620821
Dimensions9.33 × 9.30 × 5.74 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
9.33 mm9.30 mm3.06 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2287620821
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 30
Current: $123,305 AUD|Low: $67,543 AUD|High: $124,128 AUD|Avg: $89,511 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$67,543 AUD
Retailer 7$70,789 AUD
Retailer 6$71,169 AUD
Retailer 9$75,153 AUD
Retailer 4$78,598 AUD
Retailer 3$92,654 AUD
Retailer 5$101,266 AUD
Retailer 2$106,881 AUD
MOH London$123,305 AUD

36 data points across 9 retailers

19 retailers$70,789 AUD to $123,305 AUD

Retailer 1
-
$67,543 AUD
$47,445 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
$70,789 AUD
$49,725 USD
View
B+
Retailer 3
-
$71,169 AUD
$49,992 USD
View
Retailer 4
-
$75,153 AUD
View
Price last confirmed 27 days ago
B+
Retailer 5
-
$76,027 AUD
$53,405 USD
View
Retailer 6
-
$78,533 AUD
$55,165 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$78,533 AUD
$55,165 USD
View
B+
Retailer 8
-
$78,598 AUD
£43,473 GBP
View
Retailer 9
-
$81,804 AUD
$57,463 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$81,804 AUD
$57,463 USD
View
Retailer 11
-
$81,804 AUD
$57,463 USD
View
Price last confirmed 15 days ago
Retailer 12
-
$85,077 AUD
$59,762 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$88,349 AUD
$62,060 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$90,940 AUD
$63,880 USD
View
B+
Retailer 15
-
$92,654 AUD
€61,985 EUR
View
B
Retailer 16
-
$101,266 AUD
ZAR 1,149,175 ZAR
View
B
Retailer 17
-
$106,881 AUD
£59,116 GBP
View
B
Retailer 18
-
$122,442 AUD
£67,723 GBP
View
Most Expensive
B
MOH London
FDE87A7BD · Oct 29
$123,305 AUD
£68,201 GBP
View
18 more retailers have this diamond
Prices start from $70,789 AUDSave up to $52,517 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+
3.06ct Round
$70,789 AUD