Seiko Nautilus Mod Watch – Rose-gold Chocolate Dial Open Heart Automatic 41mm

Carefully hand-assembled with precision components, the Seiko Nautilus Rose-gold Chocolate Dial Open Heart Automatic Mod features a rich chocolate brown dial with an open-heart aperture revealing the beating heart of the movement. Paired with a refined rose-gold finish and an integrated case design, it combines warm luxury styling with reliable automatic performance.

Specifications

• Case: 41mm 316L stainless steel rose-gold case (excluding crown)

• Thickness: 12mm

• Movement: Seiko NH38 automatic movement (open-heart display)

• Crystal: Sapphire crystal with anti-scratch and anti-reflective coating

• Crown: Screw-down crown

• Case Back: Transparent crystal case back (visible movement)

• Bracelet: 316L stainless steel rose-gold bracelet with butterfly-style security clasp

• Lug Width: 13mm

• Wrist Size: Adjustable from 14.5cm to 22cm

• Water Resistance: 3 ATM

• Lume: Luminous hands and markers