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Oval|Natural|GIA

1.03ct F SI1 Oval Natural Diamond

F/SI1

Diamond specifications and retailer prices

From $2,432 SGD
As of November 3, 2026
Save $3,180 SGD (57%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,612 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.03ct natural oval diamond

This 1.03ct natural oval sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included) and certified by GIA. Listed at 5 retailers as of November 2, 2026, with prices from $2,432 to $5,612, a $3,180 spread on the same certified stone. NZ Jewellers lists it at $5,612. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
F
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions6.32 × 5.27 × 3.64 mm
L/W Ratio1.20
Top View
6.32 mm5.27 mm1.03 ctF / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA
Side View
Table 53.0%CrownGirdle: ETN-VTNPavilionCulet: Very LargeDepth 69.1%

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 3
Current: $5,612 SGD|Low: $2,432 SGD|High: $5,695 SGD|Avg: $3,379 SGD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$2,432 SGD
Retailer 2$2,544 SGD
Retailer 3$2,807 SGD
Retailer 5$3,378 SGD
NZ Jewellers$5,612 SGD

3 data points across 5 retailers

5 retailers$2,432 SGD to $5,612 SGD

B+
Cheapest Retailer
-
$2,432 SGD
B+
Retailer 2
-
$2,544 SGD
View
B+
Retailer 3
-
$2,807 SGD
View
B
Retailer 4
-
$3,378 SGD
View
Most Expensive
C
NZ Jewellers
7fdb250c-d9c6-4ee9-9ee8-ef5f5948b802 · Nov 2
$5,612 SGD
$4,379 USD
View
4 more retailers have this diamond
Prices start from $2,432 SGDSave up to $3,180 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.

B+
1.03ct Oval
$2,432 SGD