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Round|Natural|GIA

0.80ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2487911155

Certificate GIA 2487911155

Diamond specifications and retailer prices

From $1,520 SGD
As of November 6, 2026
Save $1,943 SGD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,929 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 2487911155. Listed at 22 retailers as of November 4, 2026, with a 128% 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
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2487911155
Dimensions6.05 × 6.01 × 3.58 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.05 mm6.01 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2487911155
Side View
Table 61.0%Crown 32.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 59.4%

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: $1,570 SGD|Low: $1,520 SGD|High: $3,515 SGD|Avg: $2,311 SGD|-3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$1,520 SGD
Retailer 1$1,570 SGD
Retailer 2$1,829 SGD
Retailer 10$1,839 SGD
Retailer 7$2,018 SGD
Retailer 3$2,109 SGD
Retailer 4$2,178 SGD
Retailer 5$2,687 SGD
Retailer 6$2,931 SGD
Retailer 8$3,463 SGD

31 data points across 10 retailers

22 retailers$1,520 SGD to $3,463 SGD

A
Cheapest Retailer
-
$1,520 SGD
A
Retailer 2
-
$1,570 SGD
View
Retailer 3
-
$1,577 SGD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$1,829 SGD
View
Final sale: no returns
Retailer 5
-
$1,830 SGD
View
Price last confirmed 39 days ago
A
Retailer 6
-
$1,839 SGD
View
A
Retailer 7
-
$1,839 SGD
View
A
Retailer 8
-
$1,866 SGD
View
Retailer 9
-
$1,879 SGD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$1,935 SGD
View
A
Retailer 11
-
$1,961 SGD
View
Retailer 12
-
$1,982 SGD
View
Price last confirmed 21 days ago
A
Retailer 13
-
$2,018 SGD
View
A
Retailer 14
-
$2,109 SGD
View
Retailer 15
-
$2,113 SGD
View
Price last confirmed 38 days ago
A
Retailer 16
-
$2,178 SGD
View
Retailer 17
-
$2,587 SGD
View
Price last confirmed 32 days ago
B+
Retailer 18
-
$2,687 SGD
View
B+
Retailer 19
-
$2,931 SGD
View
B+
Retailer 20
-
$3,463 SGD
View
Retailer 21
-
$4,836 SGD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
893bb1b9-79b3-4792-9269-21924e1af224 · Sep 26
$4,929 SGD
$3,859 USD
View
Price last confirmed 40 days ago
21 more retailers have this diamond
Prices start from $1,520 SGDSave up to $1,943 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
$1,520 SGD