Seiko SRN045
SteelRef. SRN045
Case size: 42mmMovement: 5M84
The Seiko reference SRN045 has a steel case measuring 42 mm across. The case has a thickness of 13.4 mm, with a water-resistance rating of 100 metres. Calibre 5M84 contains 6 jewels. The dial is covered by a curved Hardlex crystal. A folding clasp with a three-fold construction and a push-button release mechanism fastens the watch. The case has a lug width of 20 mm. The movement is visible through the display back of the case.
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Last updated 9 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Men
CASE
Diameter
42mm
Thickness
13.4mm
Lug Width
20mm
Case Material
Steel
Water Resistance
100m
Crystal
Mineral Glass
MOVEMENT
Caliber
5M84
Jewels
6 jewels
BRACELET/STRAP
Clasp Type
Fold Clasp
FEATURES & COMPLICATIONS
Display back
