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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1569582831

Certificate GIA 1569582831

Diamond specifications and retailer prices

From $2,749 SGD
HK$16,800 HKD
As of October 30, 2026
Save $4,882 SGD (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,631 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1569582831. Listed at 22 retailers as of October 30, 2026, with prices from $2,749 to $7,631, a $4,882 spread on the same certified stone. NZ Jewellers lists it at $7,631. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1569582831
Dimensions6.37 × 6.35 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.37 mm6.35 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1569582831
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.3%

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: Oct 30
Current: $7,631 SGD|Low: $2,667 SGD|High: $7,683 SGD|Avg: $3,916 SGD|+2.7%
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
Retailer 21
Retailer 22
October 30, 2026
Retailer 20$2,749 SGD
Retailer 16$2,908 SGD
Retailer 22$2,961 SGD
Retailer 17$3,044 SGD
Retailer 7$3,053 SGD
Retailer 18$3,071 SGD
Retailer 8$3,222 SGD
Retailer 12$3,222 SGD
Retailer 4$3,231 SGD
Retailer 19$3,337 SGD
Retailer 11$3,370 SGD
Retailer 14$3,503 SGD
Retailer 15$3,682 SGD
Retailer 3$3,784 SGD
Retailer 21$3,784 SGD
Retailer 2$3,816 SGD
Retailer 6$3,879 SGD
Retailer 5$3,912 SGD
Retailer 13$4,285 SGD
Retailer 9$4,354 SGD
Retailer 10$6,262 SGD
NZ Jewellers$7,631 SGD

9 data points across 22 retailers

22 retailers$2,749 SGD to $7,631 SGD

A
Cheapest Retailer
-
$2,749 SGD
HK$16,800 HKD
A
Retailer 2
-
$2,908 SGD
$2,275 USD
View
A
Retailer 3
-
$2,961 SGD
$2,316 USD
View
A
Retailer 4
-
$3,044 SGD
$2,381 USD
View
A
Retailer 5
-
$3,053 SGD
$2,388 USD
View
Final sale: no returns
A
Retailer 6
-
$3,071 SGD
A$3,696 AUD
View
A
Retailer 7
-
$3,222 SGD
$2,520 USD
View
A
Retailer 8
-
$3,222 SGD
$2,520 USD
View
A
Retailer 9
-
$3,231 SGD
£1,990 GBP
View
A
Retailer 10
-
$3,337 SGD
$2,610 USD
View
A
Retailer 11
-
$3,370 SGD
$2,636 USD
View
A
Retailer 12
-
$3,503 SGD
$2,740 USD
View
Retailer 13
-
$3,682 SGD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$3,784 SGD
$2,960 USD
View
B+
Retailer 15
-
$3,784 SGD
$2,960 USD
View
A
Retailer 16
-
$3,816 SGD
$2,985 USD
View
B+
Retailer 17
-
$3,879 SGD
£2,389 GBP
View
B+
Retailer 18
-
$3,912 SGD
$3,060 USD
View
B+
Retailer 19
-
$4,285 SGD
€3,192 EUR
View
B+
Retailer 20
-
$4,354 SGD
$3,406 USD
View
B
Retailer 21
-
$6,262 SGD
£3,857 GBP
View
Most Expensive
B
NZ Jewellers
bf112d20-98a6-4602-97c4-ce286e7d7779 · Oct 30
$7,631 SGD
$5,969 USD
View
21 more retailers have this diamond
Prices start from $2,749 SGDSave up to $4,882 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
$2,749 SGD