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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 6565520791

Certificate GIA 6565520791

Diamond specifications and retailer prices

From $3,209 SGD
As of October 31, 2026
Save $4,484 SGD (58%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $7,693 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6565520791. Listed at 28 retailers as of October 31, 2026, with prices from $3,209 to $7,693, a $4,484 spread on the same certified stone. NZ Jewellers lists it at $7,693. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6565520791
Dimensions6.39 × 6.42 × 3.98 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Indented Natural
Top View
6.39 mm6.42 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565520791
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 31
Current: $7,693 SGD|Low: $3,208 SGD|High: $7,693 SGD|Avg: $4,546 SGD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 4, 2026
Retailer 14$3,209 SGD
Retailer 15$3,287 SGD
Retailer 8$3,508 SGD
Retailer 6$3,583 SGD
Retailer 19$3,585 SGD
Retailer 11$3,691 SGD
Retailer 9$3,839 SGD
Retailer 10$4,000 SGD
Retailer 17$4,123 SGD
Retailer 3$4,154 SGD
Retailer 22$4,305 SGD
Retailer 16$4,415 SGD
Retailer 7$4,502 SGD
Retailer 20$4,540 SGD
Retailer 21$4,549 SGD
Retailer 23$4,549 SGD
Retailer 4$4,616 SGD
Retailer 5$4,681 SGD
Retailer 18$4,690 SGD
Retailer 13$5,104 SGD
Retailer 12$5,427 SGD
Retailer 2$7,365 SGD
NZ Jewellers$7,693 SGD

27 data points across 23 retailers

28 retailers$3,209 SGD to $7,693 SGD

A
Cheapest Retailer
-
$3,209 SGD
A
Retailer 2
-
$3,287 SGD
View
A
Retailer 3
-
$3,508 SGD
View
A
Retailer 4
-
$3,583 SGD
View
A
Retailer 5
-
$3,585 SGD
View
A
Retailer 6
-
$3,691 SGD
View
Final sale: no returns
A
Retailer 7
-
$3,839 SGD
View
A
Retailer 8
-
$4,000 SGD
View
A
Retailer 9
-
$4,123 SGD
View
A
Retailer 10
-
$4,154 SGD
View
B+
Retailer 11
-
$4,305 SGD
View
B+
Retailer 12
-
$4,415 SGD
View
B+
Retailer 13
-
$4,502 SGD
View
Retailer 14
-
$4,506 SGD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$4,540 SGD
View
B+
Retailer 16
-
$4,549 SGD
View
B+
Retailer 17
-
$4,549 SGD
View
B+
Retailer 18
-
$4,599 SGD
View
B+
Retailer 19
-
$4,616 SGD
View
B+
Retailer 20
-
$4,681 SGD
View
B+
Retailer 21
-
$4,690 SGD
View
B+
Retailer 22
-
$4,848 SGD
View
B+
Retailer 23
-
$5,104 SGD
View
B
Retailer 24
-
$5,427 SGD
View
B+
Retailer 25
-
$5,666 SGD
View
B
Retailer 26
-
$6,393 SGD
View
B
Retailer 27
-
$7,365 SGD
View
Most Expensive
B
NZ Jewellers
bcebcf9a-2b27-43c9-8cdc-51ca1a560b21 · Nov 2
$7,693 SGD
$6,020 USD
View
27 more retailers have this diamond
Prices start from $3,209 SGDSave up to $4,484 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
$3,209 SGD