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Round|Natural|GIA

3.03ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1558477975

Certificate GIA 1558477975

Diamond specifications and retailer prices

From $27,102 SGD
As of November 4, 2026
Save $9,313 SGD (26%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $36,415 SGD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558477975. Listed at 7 retailers as of November 4, 2026, with prices from $27,102 to $36,415, a $9,313 spread on the same certified stone. The Diamond Guys lists it at $36,415. 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

3.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558477975
Dimensions9.32 × 9.36 × 5.62 mm
L/W Ratio1.00
Key to symbols
Feather, Crystal, Twinning Wisp
Top View
9.32 mm9.36 mm3.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558477975
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.2%

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 4
Current: $36,370 SGD|Low: $26,821 SGD|High: $36,565 SGD|Avg: $31,541 SGD|+4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
The Diamond Guys
November 5, 2026
Retailer 4$27,102 SGD
Retailer 2$28,076 SGD
Retailer 5$28,931 SGD
Retailer 3$32,271 SGD
Retailer 1$36,370 SGD
The Diamond Guys$36,415 SGD

44 data points across 6 retailers

7 retailers$27,102 SGD to $36,415 SGD

A
Cheapest Retailer
-
$27,102 SGD
A
Retailer 2
-
$28,076 SGD
View
B+
Retailer 3
-
$28,661 SGD
View
B+
Retailer 4
-
$28,931 SGD
View
B+
Retailer 5
-
$32,271 SGD
View
B
Retailer 6
-
$36,370 SGD
View
Most Expensive
B
The Diamond Guys
1982806790 · Nov 6
$36,415 SGD
$28,509 USD
View
6 more retailers have this diamond
Prices start from $27,102 SGDSave up to $9,313 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
3.03ct Round
$27,102 SGD