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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6552367885

Certificate GIA 6552367885

Diamond specifications and retailer prices

From $1,784 SGD
HK$10,900 HKD
As of October 25, 2026
Save $1,565 SGD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,001 SGD at NZ Jewellers · As of October 23, 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 6552367885. Listed at 8 retailers as of October 25, 2026, with a 88% 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
FluorescenceNone
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552367885
Dimensions6.30 × 6.35 × 3.96 mm
L/W Ratio1.01
Key to symbols
Cloud, Crystal, Needle
Top View
6.30 mm6.35 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552367885
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.6%

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 25
Current: $6,001 SGD|Low: $1,784 SGD|High: $6,162 SGD|Avg: $3,138 SGD|-2.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 3$1,784 SGD
Retailer 5$2,460 SGD
Retailer 6$2,511 SGD
Retailer 4$2,573 SGD
Retailer 8$2,699 SGD
Retailer 2$3,349 SGD
Retailer 7$4,392 SGD
NZ Jewellers$6,001 SGD

26 data points across 8 retailers

8 retailers$1,784 SGD to $3,349 SGD

A
Cheapest Retailer
-
$1,784 SGD
HK$10,900 HKD
A
Retailer 2
-
$2,460 SGD
$1,924 USD
View
A
Retailer 3
-
$2,511 SGD
View
A
Retailer 4
-
$2,573 SGD
$2,013 USD
View
A
Retailer 5
-
$2,699 SGD
A$3,248 AUD
View
A
Retailer 6
-
$3,349 SGD
€2,495 EUR
View
Retailer 7
-
$4,392 SGD
£2,705 GBP
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
01b540cd-782f-404d-bb02-4e501c37127d · Oct 23
$6,001 SGD
$4,694 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from $1,784 SGDSave up to $1,565 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
$1,784 SGD