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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 7568026144

Certificate GIA 7568026144

Diamond specifications and retailer prices

From $2,242 SGD
HK$13,700 HKD
As of October 29, 2026
Save $3,019 SGD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,571 SGD at NZ Jewellers · As of October 6, 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 7568026144. Listed at 20 retailers as of October 29, 2026, with a 135% 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

1.00
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7568026144
Dimensions6.31 × 6.36 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.31 mm6.36 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7568026144
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 29
Current: $3,650 SGD|Low: $2,242 SGD|High: $7,683 SGD|Avg: $3,377 SGD|-5.2%
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
October 29, 2026
Retailer 13$2,242 SGD
Retailer 6$2,388 SGD
Retailer 10$2,444 SGD
Retailer 2$2,498 SGD
Retailer 14$2,508 SGD
Retailer 7$2,651 SGD
Retailer 5$3,087 SGD
Retailer 3$3,132 SGD
Retailer 4$3,132 SGD
Retailer 11$3,234 SGD
Retailer 12$3,239 SGD
Retailer 9$3,491 SGD
Retailer 1$3,650 SGD
Retailer 8$5,260 SGD

34 data points across 14 retailers

20 retailers$2,242 SGD to $5,260 SGD

A
Cheapest Retailer
-
$2,242 SGD
HK$13,700 HKD
Retailer 2
-
$2,388 SGD
₹177,930 INR
View
Price last confirmed 15 days ago
A
Retailer 3
-
$2,444 SGD
$1,912 USD
View
A
Retailer 4
-
$2,498 SGD
$1,954 USD
View
Final sale: no returns
A
Retailer 5
-
$2,508 SGD
$1,962 USD
View
A
Retailer 6
-
$2,651 SGD
£1,633 GBP
View
Retailer 7
-
$2,986 SGD
$2,336 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$3,087 SGD
View
Price last confirmed 14 days ago
A
Retailer 9
-
$3,114 SGD
A$3,748 AUD
View
Retailer 10
-
$3,124 SGD
$2,444 USD
View
Price last confirmed 15 days ago
A
Retailer 11
-
$3,132 SGD
$2,450 USD
View
A
Retailer 12
-
$3,132 SGD
$2,450 USD
View
Retailer 13
-
$3,142 SGD
$2,458 USD
View
Price last confirmed 21 days ago
A
Retailer 14
-
$3,234 SGD
$2,530 USD
View
A
Retailer 15
-
$3,239 SGD
£1,995 GBP
View
Retailer 16
-
$3,447 SGD
$2,696 USD
View
Price last confirmed 15 days ago
A
Retailer 17
-
$3,491 SGD
€2,601 EUR
View
A
Retailer 18
-
$3,650 SGD
$2,855 USD
View
B+
Retailer 19
-
$5,260 SGD
£3,240 GBP
View
Most Expensive
NZ Jewellers
2ef8e819-0097-4b0d-8a1b-6e052127c7a8 · Oct 6
$6,571 SGD
$5,140 USD
View
Price last confirmed 24 days ago
19 more retailers have this diamond
Prices start from $2,242 SGDSave up to $3,019 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
$2,242 SGD