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Round|Natural|GIA

1.21ct G VS1 Round Natural Diamond

ID • G/VS1 • GIA 315

Certificate GIA 315

Diamond specifications and retailer prices

From €3,962 EUR
$4,444 USD
As of November 1, 2026
Save €2,938 EUR (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €6,900 EUR at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1.21ct natural round diamond

This 1.21ct 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 GIA. Listed at 7 retailers as of October 31, 2026, with prices from €3,962 to €6,900, a €2,938 spread on the same certified stone. Helzberg Diamonds lists it at €6,900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 315
Dimensions6.79 × 6.83 × 4.27 mm
L/W Ratio1.01
Top View
6.79 mm6.83 mm1.21 ctG / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 315
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.6%

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 1
Current: €6,900 EUR|Low: €3,962 EUR|High: €7,183 EUR|Avg: €4,881 EUR|-3.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5€3,962 EUR
Retailer 6€4,140 EUR
Retailer 4€4,235 EUR
Retailer 3€4,262 EUR
Retailer 8€4,966 EUR
Retailer 7€5,014 EUR
Retailer 2€5,166 EUR
Helzberg Diamonds€6,900 EUR

41 data points across 8 retailers

7 retailers€3,962 EUR to €6,900 EUR

A
Cheapest Retailer
-
€3,962 EUR
$4,444 USD
A
Retailer 2
-
€4,140 EUR
$4,644 USD
View
A
Retailer 3
-
€4,235 EUR
$4,750 USD
View
A
Retailer 4
-
€4,262 EUR
$4,780 USD
View
B+
Retailer 5
-
€5,014 EUR
$5,624 USD
View
B+
Retailer 6
-
€5,166 EUR
A$8,915 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRMLMLHPJLKN · Oct 31
€6,900 EUR
$7,739 USD
View
6 more retailers have this diamond
Prices start from €3,962 EURSave up to €2,938 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
€3,962 EUR