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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 $2,013 SGD
HK$12,300 HKD
As of October 31, 2026
Save $3,635 SGD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,648 SGD 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 $2,013 to $5,648, a $3,635 spread on the same certified stone. NZ Jewellers lists it at $5,648. 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
Colour
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: $5,648 SGD|Low: $1,980 SGD|High: $5,741 SGD|Avg: $3,143 SGD|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2$2,013 SGD
Retailer 8$2,467 SGD
Retailer 9$2,585 SGD
Retailer 4$2,701 SGD
Retailer 6$2,701 SGD
Retailer 5$2,827 SGD
Retailer 7$3,117 SGD
Retailer 10$3,276 SGD
Retailer 3$3,690 SGD
NZ Jewellers$5,648 SGD

34 data points across 10 retailers

7 retailers$2,013 SGD to $5,648 SGD

A
Cheapest Retailer
-
$2,013 SGD
HK$12,300 HKD
A
Retailer 2
-
$2,701 SGD
$2,113 USD
View
A
Retailer 3
-
$2,701 SGD
$2,113 USD
View
B+
Retailer 4
-
$2,827 SGD
$2,211 USD
View
B+
Retailer 5
-
$3,117 SGD
$2,438 USD
View
B+
Retailer 6
-
$3,690 SGD
€2,749 EUR
View
Most Expensive
B
NZ Jewellers
0416e7a7-6f0d-4640-8f59-d9aed5523c15 · Oct 30
$5,648 SGD
$4,418 USD
View
6 more retailers have this diamond
Prices start from $2,013 SGDSave up to $3,635 SGD

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
$2,013 SGD