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Round|Natural|GIA

1.00ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6562088473

Certificate GIA 6562088473

Diamond specifications and retailer prices

From $3,134 SGD
As of November 6, 2026
Save $4,085 SGD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,219 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562088473. Listed at 17 retailers as of November 5, 2026, with prices from $3,134 to $7,219, a $4,085 spread on the same certified stone. NZ Jewellers lists it at $7,219. 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

1.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562088473
Dimensions6.33 × 6.37 × 3.98 mm
L/W Ratio1.01
Top View
6.33 mm6.37 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562088473
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,219 SGD|Low: $3,106 SGD|High: $7,219 SGD|Avg: $4,672 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 2$3,134 SGD
Retailer 12$3,138 SGD
Retailer 3$3,679 SGD
Retailer 14$4,017 SGD
Retailer 5$4,144 SGD
Retailer 15$4,144 SGD
Retailer 9$4,261 SGD
Retailer 7$4,303 SGD
Retailer 4$4,327 SGD
Retailer 8$4,363 SGD
Retailer 6$4,781 SGD
Retailer 11$4,819 SGD
Retailer 10$5,058 SGD
Retailer 16$6,070 SGD
Retailer 13$6,966 SGD
NZ Jewellers$7,219 SGD

30 data points across 16 retailers

17 retailers$3,134 SGD to $7,219 SGD

A
Cheapest Retailer
-
$3,134 SGD
A
Retailer 2
-
$3,138 SGD
View
A
Retailer 3
-
$3,679 SGD
View
B+
Retailer 4
-
$4,017 SGD
View
B+
Retailer 5
-
$4,144 SGD
View
Retailer 6
-
$4,144 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,261 SGD
View
B+
Retailer 8
-
$4,303 SGD
View
B+
Retailer 9
-
$4,327 SGD
View
Retailer 10
-
$4,363 SGD
View
Price last confirmed 10 days ago
Retailer 11
-
$4,565 SGD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$4,781 SGD
View
B+
Retailer 13
-
$4,819 SGD
View
B+
Retailer 14
-
$5,058 SGD
View
B
Retailer 15
-
$6,070 SGD
View
Retailer 16
-
$6,966 SGD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
aa5aa9e6-2398-4e73-8e15-ad352750a6e3 · Nov 5
$7,219 SGD
$5,652 USD
View
16 more retailers have this diamond
Prices start from $3,134 SGDSave up to $4,085 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
1.00ct Round
$3,134 SGD