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Round|Natural|GIA

1.09ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6545283784

Certificate GIA 6545283784

Diamond specifications and retailer prices

From $4,426 SGD
$3,462 USD
As of October 31, 2026
Save $4,795 SGD (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,221 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6545283784. Listed at 16 retailers as of October 30, 2026, with prices from $4,426 to $9,221, a $4,795 spread on the same certified stone. NZ Jewellers lists it at $9,221. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6545283784
Dimensions6.52 × 6.57 × 4.10 mm
L/W Ratio1.01
Star length50%
Top View
6.52 mm6.57 mm1.09 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545283784
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 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 31
Current: $9,221 SGD|Low: $4,056 SGD|High: $9,221 SGD|Avg: $6,367 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6$4,426 SGD
Retailer 8$4,515 SGD
Retailer 7$5,267 SGD
Retailer 2$5,433 SGD
Retailer 3$5,718 SGD
Retailer 5$6,048 SGD
Retailer 9$6,176 SGD
Retailer 10$7,725 SGD
Retailer 4$8,899 SGD
NZ Jewellers$9,221 SGD

45 data points across 10 retailers

16 retailers$4,426 SGD to $9,221 SGD

A
Cheapest Retailer
-
$4,426 SGD
$3,462 USD
Final sale: no returns
A
Retailer 2
-
$4,515 SGD
$3,532 USD
View
A
Retailer 3
-
$4,602 SGD
CA$4,999 CAD
View
B+
Retailer 4
-
$4,740 SGD
$3,708 USD
View
B+
Retailer 5
-
$5,267 SGD
$4,120 USD
View
B+
Retailer 6
-
$5,267 SGD
$4,120 USD
View
B+
Retailer 7
-
$5,433 SGD
£3,346 GBP
View
B+
Retailer 8
-
$5,472 SGD
$4,280 USD
View
B+
Retailer 9
-
$5,472 SGD
$4,280 USD
View
B+
Retailer 10
-
$5,651 SGD
$4,420 USD
View
B+
Retailer 11
-
$5,718 SGD
€4,260 EUR
View
B+
Retailer 12
-
$6,048 SGD
£3,725 GBP
View
B+
Retailer 13
-
$6,176 SGD
£3,804 GBP
View
B
Retailer 14
-
$7,725 SGD
$6,043 USD
View
B
Retailer 15
-
$8,899 SGD
£5,481 GBP
View
Most Expensive
B
NZ Jewellers
4af9c45e-dd8f-4f7c-8893-cf812ef527a7 · Oct 30
$9,221 SGD
$7,213 USD
View
15 more retailers have this diamond
Prices start from $4,426 SGDSave up to $4,795 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
1.09ct Round
$4,426 SGD