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Round|Natural|GIA

0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1557942728

Certificate GIA 1557942728

Diamond specifications and retailer prices

From $932 SGD
₹69,432 INR
As of October 31, 2026
Save $2,980 SGD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,912 SGD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1557942728. Listed at 21 retailers as of October 30, 2026, with prices from $932 to $3,912, a $2,980 spread on the same certified stone. NZ Jewellers lists it at $3,912. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1557942728
Dimensions5.85 × 5.90 × 3.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.85 mm5.90 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1557942728
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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: Oct 31
Current: $3,912 SGD|Low: $916 SGD|High: $4,042 SGD|Avg: $1,533 SGD|-3.2%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 15$932 SGD
Retailer 16$933 SGD
Retailer 9$1,131 SGD
Retailer 7$1,145 SGD
Retailer 14$1,236 SGD
Retailer 20$1,248 SGD
Retailer 12$1,267 SGD
Retailer 10$1,272 SGD
Retailer 8$1,287 SGD
Retailer 3$1,291 SGD
Retailer 5$1,326 SGD
Retailer 6$1,349 SGD
Retailer 17$1,401 SGD
Retailer 13$1,436 SGD
Retailer 19$1,439 SGD
Retailer 4$1,549 SGD
Retailer 11$1,667 SGD
Retailer 18$1,838 SGD
Retailer 2$2,276 SGD
NZ Jewellers$3,912 SGD

23 data points across 20 retailers

21 retailers$932 SGD to $3,912 SGD

A
Cheapest Retailer
-
$932 SGD
₹69,432 INR
A
Retailer 2
-
$933 SGD
HK$5,700 HKD
View
Retailer 3
-
$1,131 SGD
$885 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$1,145 SGD
$896 USD
View
Final sale: no returns
A
Retailer 5
-
$1,236 SGD
$967 USD
View
A
Retailer 6
-
$1,248 SGD
$976 USD
View
A
Retailer 7
-
$1,267 SGD
$991 USD
View
A
Retailer 8
-
$1,272 SGD
$995 USD
View
A
Retailer 9
-
$1,287 SGD
View
A
Retailer 10
-
$1,291 SGD
$1,010 USD
View
B+
Retailer 11
-
$1,326 SGD
$1,037 USD
View
B+
Retailer 12
-
$1,349 SGD
$1,055 USD
View
B+
Retailer 13
-
$1,401 SGD
$1,096 USD
View
B+
Retailer 14
-
$1,436 SGD
£884 GBP
View
B+
Retailer 15
-
$1,439 SGD
$1,126 USD
View
B+
Retailer 16
-
$1,549 SGD
$1,212 USD
View
Retailer 17
-
$1,667 SGD
€1,242 EUR
View
Price last confirmed 9 days ago
Retailer 18
-
$1,716 SGD
A$2,065 AUD
View
Price last confirmed 27 days ago
B+
Retailer 19
-
$1,838 SGD
ZAR 23,229 ZAR
View
B
Retailer 20
-
$2,276 SGD
£1,402 GBP
View
Most Expensive
B
NZ Jewellers
7ebaa711-c764-47f5-be3f-3f43d9fa341b · Oct 30
$3,912 SGD
$3,060 USD
View
20 more retailers have this diamond
Prices start from $932 SGDSave up to $2,980 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
$932 SGD