Skip to content
WatchtheDetails

Seiko watch · 5 Sports · automatic

Seiko SNZG13

The Seiko SNZG13 measures 41.9 mm across and 6.8 mm thick, with 22 mm lugs.

Sources checked · How we source numbers
Case
41.9 mm1
Lug to lug
not published by Seiko
Thickness
6.8 mm1
Lug width
22 mm1
Seiko SNZG13: size drawingSeiko SNZG13, round case, top and side view to scale: case diameter 41.9 mm, lug to lug — (unknown), lug width 22 mm, thickness 6.8 mm. Bezel, dial and crown size are schematic.lug width 22Ø 41.9lug to lug —TOPthickness 6.8SIDE
Seiko SNZG13, top and side, to scaleDrawing from data, not a photo · mm

Seiko SNZG13 specifications

Case diameter
41.9 mm1
Lug to lug
not published by Seiko
Thickness
6.8 mm1
Lug width
22 mm122 mm watches
Crystal
Hardlex1
Water resistance
100 m1
Movement
Seiko 7S361 · automaticSeiko 7S36 specs
Battery
none: the Seiko 7S36 is automatic
Years made
start not published
Case code
not in our data yet
Line
5 Sports1

On your wrist

No lug-to-lug or case length is published for the Seiko SNZG13, so there is no fit verdict yet.

Actual size on your screen

Calibrate once with a bank card and the drawing shows the Seiko SNZG13 at 1:1, next to a millimetre ruler.

1:1 · not calibrated: sizes are approximate
Seiko SNZG13: size drawingSeiko SNZG13, round case, top and side view to scale: case diameter 41.9 mm, lug to lug — (unknown), lug width 22 mm, thickness 6.8 mm. Bezel, dial and crown size are schematic.lug width 22Ø 41.9lug to lug —TOPthickness 6.8SIDE
Drawing from data, not a photo · mm
01020304050

Seiko SNZG13 strap size

Lug width 22 mm1: a 22 mm strap with 22 mm spring bars fits between the lugs. 45 other models take 22 mm.

Attachment: not published in our sources.

Find your strap length in the watch strap size tool, with the Seiko SNZG13 filled in.

On a bracelet? How to remove watch links to size it to your wrist.

22 mm strap: strap diagramTwo-piece strap laid flat (22 mm strap). Lug width 22 mm. Short piece — (unknown), long piece — (unknown). Buckle, keepers and holes are schematic.short —long —lug 22lug 22strap length —22 mm strap
22 mm at the lugs; lengths depend on your wristDrawing from data, not a photo · mm

Movement: Seiko 7S36

The Seiko SNZG13 runs on the Seiko 7S36, an automatic movement. 1 other model in our base uses it.

Beat rate
21,600 bph2
Power reserve
41 h2
Jewels
232
Hacking seconds
No3secondary source
Hand winding
No3secondary source

Battery

none: the Seiko 7S36 is automatic

A mechanical watch has no cell to replace; it needs a service instead.

Same size as the Seiko SNZG13

Same movement: Seiko 7S36

Seiko SNZG13 questions

Does the Seiko SNZG13 need a battery?

No. The Seiko SNZG13 has no cell to replace: a wound mainspring drives its automatic Seiko 7S36.

What movement is in the Seiko SNZG13?

The Seiko SNZG13 runs on the Seiko 7S36, an automatic movement.

What strap size does the Seiko SNZG13 take?

The Seiko SNZG13 measures 22 mm between the lugs, so it takes a 22 mm strap with 22 mm spring bars. 45 other models in our base share that width.

Find the strap length for your wrist and the Seiko SNZG13 in the watch strap size tool.

More Seiko watches

Sources

Documents checked · Report a wrong number

  1. 1Seiko Watch Corporation — SNZG13 product page (5 Sports), seikowatches.com nl-nl · html · read
  2. 2Seiko Watch Corporation — Automatic Diver's Watch instructions, Cal. 4R15/4R16/4R35/4R36/7S26/7S35/7S36 (EN pages) · pdf · read
  3. 3CaliberCorner — Seiko Caliber 7S36 watch movement page · html · read