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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 €3,138 EUR
HK$27,500 HKD
As of October 31, 2026
Save €4,770 EUR (60%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €7,909 EUR at Diamond Quarter · As of October 29, 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 October 29, 2026, with prices from €3,138 to €7,909, a €4,770 spread on the same certified stone. Diamond Quarter lists it at €7,909. 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
Color
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: Oct 31
Current: €6,730 EUR|Low: €3,058 EUR|High: €6,812 EUR|Avg: €4,306 EUR|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7€3,138 EUR
Retailer 6€3,179 EUR
Retailer 10€3,754 EUR
Retailer 11€3,901 EUR
Retailer 4€4,175 EUR
Retailer 3€4,226 EUR
Retailer 2€4,260 EUR
Retailer 8€4,514 EUR
Retailer 9€4,722 EUR
Retailer 5€5,195 EUR
Retailer 1€6,730 EUR

36 data points across 11 retailers

26 retailers€3,138 EUR to €7,909 EUR

A
Cheapest Retailer
-
€3,138 EUR
HK$27,500 HKD
A
Retailer 2
-
€3,179 EUR
₹339,561 INR
View
A
Retailer 3
-
€3,498 EUR
A$6,036 AUD
View
B+
Retailer 4
-
€3,686 EUR
$4,134 USD
View
B+
Retailer 5
-
€3,712 EUR
$4,163 USD
View
Retailer 6
-
€3,754 EUR
$4,210 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
€3,901 EUR
$4,375 USD
View
Final sale: no returns
B+
Retailer 8
-
€3,985 EUR
SGD 6,040 SGD
View
B+
Retailer 9
-
€3,990 EUR
$4,475 USD
View
B+
Retailer 10
-
€4,175 EUR
£3,688 GBP
View
B+
Retailer 11
-
€4,226 EUR
$4,740 USD
View
B+
Retailer 12
-
€4,226 EUR
$4,740 USD
View
Retailer 13
-
€4,226 EUR
$4,740 USD
View
Price last confirmed 49 days ago
B+
Retailer 14
-
€4,226 EUR
$4,740 USD
View
Retailer 15
-
€4,260 EUR
A$7,351 AUD
View
Price last confirmed 24 days ago
B+
Retailer 16
-
€4,360 EUR
$4,890 USD
View
B+
Retailer 17
-
€4,397 EUR
$4,931 USD
View
B+
Retailer 18
-
€4,514 EUR
View
B+
Retailer 19
-
€4,722 EUR
£4,170 GBP
View
Retailer 20
-
€4,876 EUR
$5,469 USD
View
Price last confirmed 49 days ago
B+
Retailer 21
-
€4,876 EUR
$5,469 USD
View
B+
Retailer 22
-
€5,195 EUR
ZAR 94,125 ZAR
View
B
Retailer 23
-
€6,730 EUR
£5,944 GBP
View
B
Retailer 24
-
€7,363 EUR
$8,258 USD
View
Retailer 25
-
€7,363 EUR
$8,258 USD
View
Price last confirmed 48 days ago
Most Expensive
B
Diamond Quarter
1.21VS1H65808DB9N · Oct 29
€7,909 EUR
£6,985 GBP
View
25 more retailers have this diamond
Prices start from €3,138 EURSave up to €4,770 EUR

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
€3,138 EUR