

Related references — same collection
Shared specifications help discovery; these links do not assert a predecessor or successor relationship.
Compare specifications
| Specification | 4.EIN-M401-MOD | 4.EIN-M301-MOD | 4.EIN-M101 | 4.EIN-M101-SW | 4.EIN-M201 |
|---|---|---|---|---|---|
| Case diameter | 42mm | 42mm | 42mm | 42mm | 42mm |
| Case material | Bronze | Bronze | Stainless Steel | Stainless Steel | Stainless Steel |
| Water resistance | 50m | 50m | 50m | 50m | 50m |
| Caliber | 9015 | 9015 | 9015 | 9015 | 9015 |
Sources & record notes
Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. WatchBase.
- WatchBase ↗ · 2026-09-22 05:32:40 JST
WatchBase · Defakto 4.EIN-M401-MOD
Original collection: Eins
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