Side by side

Differs

Audemars Piguet Selfwinding15450SR.OO.1256SR.01

Audemars Piguet Selfwinding

Longines Ultra‑Chron ClassicL2.537.4.72

Longines Ultra-Chron Classic

General

Collection: Royal Oak; Not known
Status: In production; In production
Introduced: 2016; Not known
Retail price: Not known; US$3,900

Case

Shape: Not known; Round
Diameter: 37 mm; 37 mm
Thickness (differs): 9.8 mm; 10.95 mm
Lug to lug: Not known; 44.6 mm
Lug width: Not known; 19 mm
Material: Stainless steel; Stainless steel
Bezel material: 18k pink gold; Not known
Caseback: Display (sapphire); Not known
Crystal (differs): Sapphire; Sapphire, Anti-reflective on both sides
Crown: Screw-down; Not known
Water resistance: 50 m; 50 m
Weight: Not known; 59 g

Movement

Calibre (differs): Audemars Piguet 3120; Longines L836.6
Type: Automatic; Automatic
Origin: In-house; Not known
Power reserve (differs): 60 h; 52 h
Frequency (differs): 21,600 vph (3 Hz); 36,000 vph (5 Hz)
Jewels: 40; Not known
Certification: Not known; COSC
Functions (differs): Hours
Minutes
Centre seconds
Date; Hours, minutes, seconds and date
Complications (differs): Central seconds
Date; Date

Dial

Colour: Silver; Silver
Pattern (differs): Grande Tapisserie; Sunburst
Indices: Applied, Baton; Applied, Baton
Hands: Baton; Not known

Bracelet

Type (differs): Metal bracelet; Leather strap
Material (differs): Steel and rose gold; Stainless steel
Clasp (differs): Folding clasp, Stainless steel; Pin buckle
Strap colour: Not known; Black