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Round|Natural|GIA

1.03ct D I1 Round Natural Diamond

EX • D/I1 • GIA 1397288476

Certificate GIA 1397288476

Diamond specifications and retailer prices

From €1,409 EUR
HK$12,300 HKD
As of October 31, 2026
Save €2,545 EUR (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,955 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1397288476. Listed at 7 retailers as of October 30, 2026, with prices from €1,409 to €3,955, a €2,545 spread on the same certified stone. NZ Jewellers lists it at €3,955. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1397288476
Dimensions6.48 × 6.52 × 3.99 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural, Cavity, Needle
Top View
6.48 mm6.52 mm1.03 ctD / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1397288476
Side View
Table 60.0%Crown 34.5°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 61.4%

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: Oct 31
Current: €3,955 EUR|Low: €1,386 EUR|High: €4,010 EUR|Avg: €2,198 EUR|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€1,409 EUR
Retailer 8€1,728 EUR
Retailer 9€1,810 EUR
Retailer 4€1,891 EUR
Retailer 6€1,891 EUR
Retailer 5€1,979 EUR
Retailer 7€2,182 EUR
Retailer 10€2,294 EUR
Retailer 2€2,572 EUR
NZ Jewellers€3,955 EUR

34 data points across 10 retailers

7 retailers€1,409 EUR to €3,955 EUR

A
Cheapest Retailer
-
€1,409 EUR
HK$12,300 HKD
A
Retailer 2
-
€1,891 EUR
$2,113 USD
View
A
Retailer 3
-
€1,891 EUR
$2,113 USD
View
B+
Retailer 4
-
€1,979 EUR
$2,211 USD
View
B+
Retailer 5
-
€2,182 EUR
$2,438 USD
View
B+
Retailer 6
-
€2,572 EUR
View
Most Expensive
B
NZ Jewellers
0416e7a7-6f0d-4640-8f59-d9aed5523c15 · Oct 30
€3,955 EUR
$4,418 USD
View
6 more retailers have this diamond
Prices start from €1,409 EURSave up to €2,545 EUR

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
€1,409 EUR