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Seiko watch · Prospex

Seiko SSC957

The Seiko SSC957 measures 41.4 mm across, 45.9 mm lug to lug, and 13 mm thick, with 21 mm lugs. It fits wrists from ~16 cm (flat-fit estimate).

Sources checked · How we source numbers
Case
41.4 mm1
Lug to lug
45.9 mm1
Thickness
13 mm1
Lug width
21 mm1
Seiko SSC957: size drawingSeiko SSC957, round case, top and side view to scale: case diameter 41.4 mm, lug to lug 45.9 mm, lug width 21 mm, thickness 13 mm. Bezel, dial and crown size are schematic.lug width 21Ø 41.4lug to lug 45.9TOPthickness 13SIDE
Seiko SSC957, top and side, to scaleDrawing from data, not a photo · mm

Seiko SSC957 specifications

Case diameter
41.4 mm1
Lug to lug
45.9 mm1
Thickness
13 mm1
Lug width
21 mm121 mm watches
Weight
164 g1
Crystal
Curved sapphire crystal1
Water resistance
10 bar (100 m)1
Movement
not found in our sources yet
Battery
not published
Years made
start not published
Case code
not in our data yet

On your wrist

The verdict compares the lug to lug with the flat top of your wrist. Balanced from ~16 cm, past the edges below ~14.5 cm.

= 6.7 in

Balanced on a 17 cm wrist: the 45.9 mm lug to lug covers 84% of an estimated 54.8 mm flat top.

Flat top = circumference ÷ 3.1, a community convention, not a measurement of your arm. Compact ≤ 0.75 of the flat top, balanced ≤ 0.89, at the edge ≤ 1. Compare more watches in the watch size calculator.

Seiko SSC957: wrist fitSeiko SSC957 on a wrist, top view to scale. lug to lug 45.9 mm. Wrist 170 mm, estimated flat width 54.8 mm (circumference / 3.1). Ratio 0.84: balanced.wrist, flat topwrist flat ≈ 54.8lug to lug 45.9Balanced · 45.9 / 54.8 = 0.84estimate: wrist 170 / 3.1 = 54.8 flatcompactbalancededgeoverhang0.750.891
Seiko SSC957 on a 17 cm wristDrawing from data, not a photo · mm

Actual size on your screen

Calibrate once with a bank card and the drawing shows the Seiko SSC957 at 1:1, next to a millimetre ruler.

1:1 · not calibrated: sizes are approximate
Seiko SSC957: size drawingSeiko SSC957, round case, top and side view to scale: case diameter 41.4 mm, lug to lug 45.9 mm, lug width 21 mm, thickness 13 mm. Bezel, dial and crown size are schematic.lug width 21Ø 41.4lug to lug 45.9TOPthickness 13SIDE
Drawing from data, not a photo · mm
01020304050

Seiko SSC957 strap size

Lug width 21 mm1: a 21 mm strap with 21 mm spring bars fits between the lugs. 2 other models take 21 mm.

Attachment: not published in our sources.

Find your strap length in the watch strap size tool, with the Seiko SSC957 filled in.

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

21 mm strap: strap diagramTwo-piece strap laid flat (21 mm strap). Lug width 21 mm. Short piece — (unknown), long piece — (unknown). Buckle, keepers and holes are schematic.short —long —lug 21lug 21strap length —21 mm strap
21 mm at the lugs; lengths depend on your wristDrawing from data, not a photo · mm

Movement

Our sources don't name the movement of the Seiko SSC957 yet.

Same size as the Seiko SSC957

The models nearest to the Seiko SSC957 in case width and lug to lug, drawn over it to scale; below, every model within 1 mm of its 45.9 mm.

Size comparison: Seiko SSC957, Seiko SARX055, Seiko SKX007, Seiko SRPD51Top-view outlines to scale on one centre. A Seiko SSC957: Ø 41.4, L2L 45.9, lug 21, T 13. B Seiko SARX055: Ø 40.8, L2L 46.2, lug —, T 11 (vs A: Ø −0.6 L2L +0.3 T −2). C Seiko SKX007: Ø 42.5, L2L 46, lug 22, T 13.25 (vs A: Ø +1.1 L2L +0.1 lug +1 T +0.25). D Seiko SRPD51: Ø 42.5, L2L 46, lug 22, T 13.4 (vs A: Ø +1.1 L2L +0.1 lug +1 T +0.4).B Ø 40.8A Ø 41.4C Ø 42.5D Ø 42.5A L2L 45.9C L2L 46D L2L 46B L2L 46.2A Seiko SSC957Ø 41.4 · L2L 45.9 · lug 21 · T 13B Seiko SARX055Ø 40.8 · L2L 46.2 · lug — · T 11vs A: Ø −0.6 L2L +0.3 T −2C Seiko SKX007Ø 42.5 · L2L 46 · lug 22 · T 13.25vs A: Ø +1.1 L2L +0.1 lug +1 T +0.25D Seiko SRPD51Ø 42.5 · L2L 46 · lug 22 · T 13.4vs A: Ø +1.1 L2L +0.1 lug +1 T +0.4
A Seiko SSC957 and the 3 nearest in size, on one centre, to scaleDrawing from data, not a photo · mm

Nearest in size

  1. ASeiko SSC957this watch
  2. BSeiko SARX055W −0.6 · L2L +0.3 · T −2 mm
  3. CSeiko SKX007W +1.1 · L2L +0.1 · T +0.25 mm
  4. DSeiko SRPD51W +1.1 · L2L +0.1 · T +0.4 mm

Differences against A in mm: W case width, L2L lug to lug, T thickness. Nearest by width and length together, from the published sizes.

Seiko SSC957 questions

How big is the Seiko SSC957?

The Seiko SSC957 measures 41.4 mm across, 45.9 mm lug to lug, 13 mm thick, 164 g.

Will the Seiko SSC957 fit a 6.5-inch wrist?

Balanced: the Seiko SSC957's 45.9 mm lug to lug takes 86% of the ~53.3 mm flat top of a 6.5-inch (16.5 cm) wrist. By the same estimate (circumference ÷ 3.1) it sits balanced from about 16 cm and overhangs the flat top on wrists under about 14.5 cm.

What strap size does the Seiko SSC957 take?

The Seiko SSC957 measures 21 mm between the lugs, so it takes a 21 mm strap with 21 mm spring bars. 2 other models in our base share that width.

Find the strap length for your wrist and the Seiko SSC957 in the watch strap size tool.

More Seiko watches

Sources

Documents checked · Report a wrong number

  1. 1Seiko Watch Corporation — SSC957 product page (Prospex), seikowatches.com global-en · html · read