gram
gmass · International · Modern
1 g = 0.001 kg.
Converter
mass · Ancient Greek · Classical/Hellenistic
drachma (mass)
variant
- Record
- M143
- Definition quality
- Variant-dependent
- Conversion mode
- variant selection
- Calculator
- Variant selection required
Generic drachma opens a standard selector; never apply the Attic value globally.
Definition
Attic representative ≈4.3 g; other Greek standards differed
Reference value by variant
drachma (mass) covers several documented traditions, each with its own value. Choose a variant below to see a figure.
History & use
Greek weight systems preserved stable internal ratios while absolute standards varied by place, period and sometimes commodity.
Modern use
Modern use is context-dependent and varies by region or measurement system.
Sources & evidence
Source tier — · confidence high
- William Smith (ed.), John Murray, London — https://penelope.uchicago.edu/Thayer/E/Roman/Texts/secondary/SMIGRA*/home.html
- British Museum / Perseus Digital Library (Smith, Dictionary of Greek and Roman Antiquities, 'Pondera') — https://www.perseus.tufts.edu/hopper/text?doc=Perseus:text:1999.04.0063:entry=pondera-cn
Related measurements
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kgmass · International · Modern
SI base unit of mass. The Planck constant is fixed exactly at 6.62607015×10^-34 J·s, which defines the kilogram through the metre and second.
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1 international avoirdupois pound = exactly 0.45359237 kg.
stone
stmass · UK / US · Modern / historical
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approx.mass · Ancient Greece / Rome · Antiquity
Greek talent was not one universal standard.
variant