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Round|Natural|GIA

0.80ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6452894823

Certificate GIA 6452894823

Diamond specifications and retailer prices

From $1,271 SGD
As of November 6, 2026
Save $2,590 SGD (67%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $4,400 SGD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6452894823. Listed at 32 retailers as of November 5, 2026, with a 204% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.80
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6452894823
Dimensions5.95 × 5.90 × 3.67 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
5.95 mm5.90 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6452894823
Side View
Table 55.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

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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: $1,271 SGD|Low: $1,271 SGD|High: $3,284 SGD|Avg: $1,923 SGD|-4.3%
Retailer 1
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 1$1,271 SGD
Retailer 7$1,275 SGD
Retailer 16$1,571 SGD
Retailer 3$1,589 SGD
Retailer 2$1,598 SGD
Retailer 5$1,659 SGD
Retailer 10$1,764 SGD
Retailer 4$1,789 SGD
Retailer 18$1,796 SGD
Retailer 8$1,800 SGD
Retailer 9$1,846 SGD
Retailer 17$1,858 SGD
Retailer 11$1,939 SGD
Retailer 12$2,059 SGD
Retailer 6$2,152 SGD
Retailer 13$2,217 SGD
Retailer 14$2,548 SGD
Retailer 15$3,149 SGD

22 data points across 18 retailers

32 retailers$1,271 SGD to $3,861 SGD

A
Cheapest Retailer
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$1,271 SGD
A
Retailer 2
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$1,275 SGD
View
A
Retailer 3
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$1,571 SGD
View
A
Retailer 4
-
$1,589 SGD
View
Final sale: no returns
A
Retailer 5
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$1,598 SGD
View
A
Retailer 6
-
$1,659 SGD
View
Retailer 7
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$1,723 SGD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,723 SGD
View
Retailer 9
-
$1,764 SGD
View
Price last confirmed 12 days ago
Retailer 10
-
$1,784 SGD
View
Price last confirmed 28 days ago
A
Retailer 11
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$1,789 SGD
View
A
Retailer 12
-
$1,796 SGD
View
Retailer 13
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$1,800 SGD
View
Price last confirmed 10 days ago
Retailer 14
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$1,804 SGD
View
Price last confirmed 43 days ago
A
Retailer 15
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$1,804 SGD
View
Retailer 16
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$1,846 SGD
View
Price last confirmed 12 days ago
A
Retailer 17
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$1,858 SGD
View
Retailer 18
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$1,887 SGD
View
Price last confirmed 38 days ago
A
Retailer 19
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$1,939 SGD
View
Retailer 20
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$2,012 SGD
View
Price last confirmed 10 days ago
Retailer 21
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$2,058 SGD
View
Price last confirmed 28 days ago
A
Retailer 22
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$2,059 SGD
View
Retailer 23
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$2,105 SGD
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Price last confirmed 45 days ago
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Retailer 24
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$2,152 SGD
View
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Retailer 25
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$2,217 SGD
View
Retailer 26
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$2,353 SGD
View
Price last confirmed 32 days ago
B+
Retailer 27
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$2,548 SGD
View
B+
Retailer 28
-
$3,149 SGD
View
B
Retailer 29
-
$3,861 SGD
View
Retailer 30
-
$4,253 SGD
View
Price last confirmed 10 days ago
Retailer 31
-
$4,350 SGD
View
Price last confirmed 28 days ago
Most Expensive
NZ Jewellers
be55fa5c-50f6-4b7b-91b0-c54d75f10ede · Sep 26
$4,400 SGD
$3,445 USD
View
Price last confirmed 40 days ago
31 more retailers have this diamond
Prices start from $1,271 SGDSave up to $2,590 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
0.80ct Round
$1,271 SGD