这是附加信息
【Case Construction】
• Reference-based specification: white gold round case, 41.00 mm in diameter, based on the 5270G perpetual calendar chronograph family.
• The white gold case provides a formal yet technically substantial profile.
• The round case and polished bezel preserve a classic Patek Philippe dress-complication aesthetic.
• The case proportions give the watch strong presence without losing elegance.
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【Dial Highlights】
• The silver-toned dial features a complete perpetual calendar and chronograph layout.
• Day and month apertures sit at the upper dial for clear calendar reading.
• Sub-dials display chronograph, small seconds, and calendar indications.
• The tachymeter-style outer scale adds a technical chronograph character.
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【Crystal】
• Sapphire-style crystal keeps the dense dial layout clear.
• The crystal allows the sub-dials and calendar windows to remain visually organized.
• It supports a refined view of the complicated dial architecture.
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【Movement】
• Powered by a manual-winding perpetual calendar chronograph movement.
• Functions include chronograph timing, perpetual calendar, moon phase, and leap-year indication.
• The movement represents one of Patek Philippe’s most traditional high-complication categories.
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【Strap & Clasp】
• Paired with a black alligator-style leather strap.
• The strap reinforces the formal grand-complication character.
• The buckle or clasp configuration keeps the watch secure and elegant.