41MM Watch Case with Sapphire Crystal Clear Back for NH35/NH36 MovementShell shape: frog leg shape Case diameter: 42 millimeters (excluding crown measurement) Case thickness: 11. 3 millimeters Case material: polished 316 high quality stainless steel Suitable dial thickness: around 0. 4mm (thin) Suitable dial size: 36mm 37mm Mirror: High quality, high hardness, scratch resistant mineral mirror Handle width (suitable for strap width): 22 millimeters Suitable movements: ETA 6497 6498, Seagull ST3600, st3620 Warm reminder

Requires watch cell {NOT included)

Miyota JR20 Quartz Movement

lMaterial: Stainless Steel

Swiss Made Sealed Package Circuit Board for ETA 255

Swiss made movement

NICHT die Overlay-Scheibe

Can easily adjust to adapt variety of sizes of watch cases (18mm to 55mm)

Package included: 1pc in one parcel

B1-B7 are sub ceramic models

SKU: SL28-D3

Chrono 3-9

Watch case diameter:  about 34 mm (including handle)