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Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6552716380

Certificate GIA 6552716380

Diamond specifications and retailer prices

From $2,534 SGD
As of November 6, 2026
Save $4,494 SGD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,028 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552716380. Listed at 19 retailers as of November 5, 2026, with prices from $2,534 to $7,028, a $4,494 spread on the same certified stone. NZ Jewellers lists it at $7,028. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552716380
Dimensions6.34 × 6.37 × 3.99 mm
L/W Ratio1.00
Top View
6.34 mm6.37 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552716380
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: Nov 6
Current: $2,542 SGD|Low: $2,534 SGD|High: $5,959 SGD|Avg: $3,710 SGD|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,534 SGD
Retailer 1$2,542 SGD
Retailer 8$3,198 SGD
Retailer 3$3,214 SGD
Retailer 9$3,321 SGD
Retailer 2$3,536 SGD
Retailer 5$3,962 SGD
Retailer 4$4,103 SGD
Retailer 6$5,873 SGD

28 data points across 9 retailers

19 retailers$2,534 SGD to $7,028 SGD

A
Cheapest Retailer
-
$2,534 SGD
A
Retailer 2
-
$2,542 SGD
View
A
Retailer 3
-
$3,009 SGD
View
A
Retailer 4
-
$3,198 SGD
View
A
Retailer 5
-
$3,214 SGD
View
B+
Retailer 6
-
$3,321 SGD
View
B+
Retailer 7
-
$3,361 SGD
View
Retailer 8
-
$3,361 SGD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$3,491 SGD
View
Retailer 10
-
$3,532 SGD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$3,536 SGD
View
B+
Retailer 12
-
$3,541 SGD
View
Retailer 13
-
$3,765 SGD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$3,878 SGD
View
B+
Retailer 15
-
$3,962 SGD
View
B+
Retailer 16
-
$4,103 SGD
View
B+
Retailer 17
-
$4,912 SGD
View
B
Retailer 18
-
$5,873 SGD
View
Most Expensive
B
NZ Jewellers
e0daf7e4-16cd-4523-a1cd-46ed338097d3 · Nov 5
$7,028 SGD
$5,502 USD
View
18 more retailers have this diamond
Prices start from $2,534 SGDSave up to $4,494 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
$2,534 SGD