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Round|Natural|GIA

1.03ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 5546576779

Certificate GIA 5546576779

Diamond specifications and retailer prices

From $3,673 NZD
As of November 6, 2026
Save $4,960 NZD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,632 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5546576779. Listed at 12 retailers as of November 2, 2026, with prices from $3,673 to $8,632, a $4,960 spread on the same certified stone. MOH London lists it at $8,632. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5546576779
Dimensions6.44 × 6.48 × 4.03 mm
L/W Ratio1.01
Top View
6.44 mm6.48 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546576779
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 6
Current: $8,632 NZD|Low: $3,673 NZD|High: $8,735 NZD|Avg: $5,349 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$3,673 NZD
Retailer 8$3,905 NZD
Retailer 6$4,528 NZD
Retailer 5$5,183 NZD
Retailer 7$5,520 NZD
Retailer 4$5,729 NZD
Retailer 3$6,012 NZD
MOH London$8,632 NZD

36 data points across 8 retailers

12 retailers$3,673 NZD to $8,632 NZD

A
Cheapest Retailer
-
$3,673 NZD
A
Retailer 2
-
$3,905 NZD
View
Final sale: no returns
A
Retailer 3
-
$4,153 NZD
View
B+
Retailer 4
-
$4,412 NZD
View
B+
Retailer 5
-
$4,528 NZD
View
Retailer 6
-
$4,926 NZD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
$5,181 NZD
View
B+
Retailer 8
-
$5,183 NZD
View
Retailer 9
-
$5,520 NZD
View
Price last confirmed 30 days ago
B+
Retailer 10
-
$5,729 NZD
View
B
Retailer 11
-
$6,012 NZD
View
Most Expensive
B
MOH London
BBA9EAD01 · Nov 2
$8,632 NZD
£3,768 GBP
View
11 more retailers have this diamond
Prices start from $3,673 NZDSave up to $4,960 NZD

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
1.03ct Round
$3,673 NZD