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Cushion|Natural|GIA

1.03ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 1557684831

Certificate GIA 1557684831

Diamond specifications and retailer prices

From $1,871 SGD
As of November 4, 2026
Save $487 SGD (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,358 SGD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557684831. Listed at 7 retailers as of November 4, 2026, with prices from $1,871 to $2,358, a $487 spread on the same certified stone. Blue Nile lists it at $2,358. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557684831
Dimensions5.68 × 5.55 × 3.76 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
5.68 mm5.55 mm1.03 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557684831
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,358 SGD|Low: $1,674 SGD|High: $2,479 SGD|Avg: $2,114 SGD|-4.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$1,871 SGD
Retailer 4$1,954 SGD
Retailer 6$1,957 SGD
Retailer 2$2,142 SGD
Retailer 7$2,206 SGD
Retailer 5$2,235 SGD
Blue Nile$2,358 SGD

39 data points across 7 retailers

7 retailers$1,871 SGD to $2,358 SGD

A
Cheapest Retailer
-
$1,871 SGD
A
Retailer 2
-
$1,954 SGD
View
A
Retailer 3
-
$1,957 SGD
View
Final sale: no returns
A
Retailer 4
-
$2,142 SGD
View
A
Retailer 5
-
$2,206 SGD
View
A
Retailer 6
-
$2,235 SGD
View
Most Expensive
A
Blue Nile
29608078 · Nov 5
$2,358 SGD
$1,840 USD
View
6 more retailers have this diamond
Prices start from $1,871 SGDSave up to $487 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 Cushion
$1,871 SGD