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Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2186651936

Certificate GIA 2186651936

Diamond specifications and retailer prices

From $4,985 AUD
As of November 6, 2026
Save $7,955 AUD (61%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $12,941 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2186651936. Listed at 24 retailers as of November 5, 2026, with prices from $4,985 to $12,941, a $7,955 spread on the same certified stone. Diamond Quarter lists it at $12,941. 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

1.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2186651936
Dimensions6.44 × 6.40 × 3.95 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.44 mm6.40 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2186651936
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: 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: Nov 6
Current: $8,095 AUD|Low: $4,801 AUD|High: $10,694 AUD|Avg: $6,869 AUD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5$5,114 AUD
Retailer 6$5,547 AUD
Retailer 9$6,011 AUD
Retailer 8$6,461 AUD
Retailer 3$6,490 AUD
Retailer 7$6,688 AUD
Retailer 2$7,024 AUD
Retailer 1$8,095 AUD
Retailer 4$10,538 AUD

41 data points across 9 retailers

24 retailers$4,985 AUD to $12,941 AUD

B+
Cheapest Retailer
-
$4,985 AUD
B+
Retailer 2
-
$5,097 AUD
View
B+
Retailer 3
-
$5,114 AUD
View
B+
Retailer 4
-
$5,290 AUD
View
B+
Retailer 5
-
$5,547 AUD
View
Final sale: no returns
B+
Retailer 6
-
$5,714 AUD
View
B+
Retailer 7
-
$5,985 AUD
View
B+
Retailer 8
-
$6,011 AUD
View
B+
Retailer 9
-
$6,011 AUD
View
B+
Retailer 10
-
$6,363 AUD
View
B+
Retailer 11
-
$6,377 AUD
View
B+
Retailer 12
-
$6,490 AUD
View
Retailer 13
-
$6,688 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$6,771 AUD
View
B
Retailer 15
-
$6,771 AUD
View
B
Retailer 16
-
$6,935 AUD
View
B
Retailer 17
-
$7,000 AUD
View
B+
Retailer 18
-
$7,024 AUD
View
Retailer 19
-
$7,328 AUD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$8,095 AUD
View
B
Retailer 21
-
$9,598 AUD
View
B
Retailer 22
-
$10,538 AUD
View
B
Retailer 23
-
$11,559 AUD
View
Most Expensive
B
Diamond Quarter
1.01SI1D21365E21N · Nov 5
$12,941 AUD
£7,133 GBP
View
23 more retailers have this diamond
Prices start from $4,985 AUDSave up to $7,955 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+
1.01ct Round
$4,985 AUD