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Round|Natural|IGI

1.05ct G VS1 Round Natural Diamond

EX • G/VS1 • IGI 788609446

Shape and cutting style on the report: Round brilliant

Certificate IGI 788609446

Diamond specifications and retailer prices

From $3,958 SGD
As of November 2, 2026
Save $4,501 SGD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,458 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 788609446. Listed at 16 retailers as of November 2, 2026, with prices from $3,958 to $8,458, a $4,501 spread on the same certified stone. NZ Jewellers lists it at $8,458. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 788609446
Dimensions6.45 × 6.48 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.45 mm6.48 mm1.05 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788609446
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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: Nov 2
Current: $5,558 SGD|Low: $3,958 SGD|High: $8,217 SGD|Avg: $5,256 SGD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 2$3,958 SGD
Retailer 11$4,310 SGD
Retailer 10$4,480 SGD
Retailer 5$4,533 SGD
Retailer 12$4,645 SGD
Retailer 4$4,855 SGD
Retailer 3$5,041 SGD
Retailer 6$5,085 SGD
Retailer 7$5,343 SGD
Retailer 1$5,558 SGD
Retailer 9$5,968 SGD
Retailer 8$8,118 SGD

42 data points across 12 retailers

16 retailers$3,958 SGD to $8,458 SGD

A
Cheapest Retailer
-
$3,958 SGD
A
Retailer 2
-
$4,310 SGD
View
A
Retailer 3
-
$4,480 SGD
View
Final sale: no returns
A
Retailer 4
-
$4,533 SGD
View
A
Retailer 5
-
$4,645 SGD
View
A
Retailer 6
-
$4,855 SGD
View
A
Retailer 7
-
$5,041 SGD
View
A
Retailer 8
-
$5,041 SGD
View
A
Retailer 9
-
$5,085 SGD
View
A
Retailer 10
-
$5,343 SGD
View
A
Retailer 11
-
$5,558 SGD
View
B+
Retailer 12
-
$5,602 SGD
View
B+
Retailer 13
-
$5,968 SGD
View
B+
Retailer 14
-
$6,212 SGD
View
B
Retailer 15
-
$8,118 SGD
View
Most Expensive
B
NZ Jewellers
c2a4a340-a253-496b-9800-c9cccff2807a · Nov 2
$8,458 SGD
$6,619 USD
View
15 more retailers have this diamond
Prices start from $3,958 SGDSave up to $4,501 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
1.05ct Round
$3,958 SGD