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Round|Natural|GIA

1.21ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6505000480

Certificate GIA 6505000480

Diamond specifications and retailer prices

From $5,028 AUD
As of November 4, 2026
Save $7,643 AUD (60%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $12,671 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.21ct natural round diamond

This 1.21ct 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 6505000480. Listed at 26 retailers as of November 4, 2026, with prices from $5,028 to $12,671, a $7,643 spread on the same certified stone. Diamond Quarter lists it at $12,671. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6505000480
Dimensions6.94 × 6.89 × 4.14 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.94 mm6.89 mm1.21 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6505000480
Side View
Table 60.0%Crown 33.5°Girdle: MED-MEDPavilion 40.8°Culet: NoneDepth 59.9%

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 4
Current: $6,624 AUD|Low: $4,900 AUD|High: $10,914 AUD|Avg: $7,028 AUD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$5,028 AUD
Retailer 5$5,068 AUD
Retailer 9$6,014 AUD
Retailer 10$6,250 AUD
Retailer 1$6,624 AUD
Retailer 2$6,825 AUD
Retailer 7$7,200 AUD
Retailer 4$7,537 AUD
Retailer 3$8,261 AUD
Retailer 6$10,755 AUD

38 data points across 10 retailers

26 retailers$5,028 AUD to $12,671 AUD

A
Cheapest Retailer
-
$5,028 AUD
A
Retailer 2
-
$5,068 AUD
View
A
Retailer 3
-
$5,604 AUD
View
B+
Retailer 4
-
$5,905 AUD
View
B+
Retailer 5
-
$5,947 AUD
View
B+
Retailer 6
-
$6,014 AUD
View
B+
Retailer 7
-
$6,250 AUD
View
Final sale: no returns
Retailer 8
-
$6,384 AUD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$6,393 AUD
View
B+
Retailer 10
-
$6,624 AUD
View
Retailer 11
-
$6,771 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$6,771 AUD
View
Price last confirmed 8 days ago
Retailer 13
-
$6,771 AUD
View
Price last confirmed 53 days ago
Retailer 14
-
$6,771 AUD
View
Price last confirmed 8 days ago
Retailer 15
-
$6,825 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$6,985 AUD
View
B+
Retailer 17
-
$7,044 AUD
View
B+
Retailer 18
-
$7,200 AUD
View
B+
Retailer 19
-
$7,537 AUD
View
Retailer 20
-
$7,812 AUD
View
Price last confirmed 53 days ago
Retailer 21
-
$7,812 AUD
View
Price last confirmed 10 days ago
B+
Retailer 22
-
$8,261 AUD
View
B
Retailer 23
-
$10,755 AUD
View
Retailer 24
-
$11,797 AUD
View
Price last confirmed 10 days ago
Retailer 25
-
$11,797 AUD
View
Price last confirmed 52 days ago
Most Expensive
B
Diamond Quarter
1.21VS1H65808DB9N · Nov 5
$12,671 AUD
£6,985 GBP
View
25 more retailers have this diamond
Prices start from $5,028 AUDSave up to $7,643 AUD

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
1.21ct Round
$5,028 AUD