Side by side

Differs

IWC Schaffhausen Portofino Automatic 37IW458601

IWC Schaffhausen Portofino Automatic 37

Longines Ultra‑Chron ClassicL2.537.4.72

Longines Ultra-Chron Classic

General

Collection: Portofino; Not known
Status: In production; In production
Introduced: 2022; Not known
Retail price (differs): US$6,600; US$3,900

Case

Shape: Round; Round
Diameter: 37 mm; 37 mm
Thickness (differs): 9.4 mm; 10.95 mm
Lug to lug: Not known; 44.6 mm
Lug width (differs): 18 mm; 19 mm
Material: Stainless steel; Stainless steel
Caseback: Display (sapphire); Not known
Crystal (differs): Sapphire, Domed, Anti-reflective on both sides; Sapphire, Anti-reflective on both sides
Water resistance: 50 m; 50 m
Weight: Not known; 59 g

Movement

Calibre (differs): IWC 32111; Longines L836.6
Type: Automatic; Automatic
Origin: In-house; Not known
Power reserve (differs): 120 h; 52 h
Frequency (differs): 28,800 vph (4 Hz); 36,000 vph (5 Hz)
Jewels: 21; Not known
Certification: Not known; COSC
Functions (differs): Central hacking seconds
Date display; Hours, minutes, seconds and date
Complications (differs): Central seconds
Date
Hacking (stop) seconds; Date

Dial

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

Bracelet

Type: Leather strap; Leather strap
Material: Not known; Stainless steel
Clasp: Not known; Pin buckle
Strap colour (differs): Cream; Black