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Differs

Longines Master CollectionL2.128.4.78

Longines Master Collection

Longines Master CollectionL2.128.4.77

Longines Master Collection

General

Status: In production; In production
Retail price (differs): US$2,250; US$2,650

Case

Shape: Round; Round
Diameter: 25.5 mm; 25.5 mm
Thickness: 8.9 mm; 8.9 mm
Lug to lug: 30.5 mm; 30.5 mm
Lug width: 13 mm; 13 mm
Material: Stainless steel; Stainless steel
Caseback: Display (sapphire); Display (sapphire)
Crystal: Sapphire; Sapphire
Water resistance: 30 m; 30 m
Weight (differs): 61.3 g; 59.4 g

Movement

Calibre: Longines L592.5; Longines L592.5
Type: Automatic; Automatic
Power reserve: 45 h; 45 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels: 20; 20
Functions: Hours, minutes, seconds and date; Hours, minutes, seconds and date
Complications: Date; Date

Dial

Colour: Silver; Silver
Pattern: Guilloché; Guilloché
Indices (differs): Printed, Arabic numerals; Diamond-set
Hands: Leaf; Leaf

Bracelet

Type: Metal bracelet; Metal bracelet
Material: Stainless steel; Stainless steel
Clasp: Triple folding; Triple folding