This is a large vintage diver watch:

Gruen Genève Precision Power Date

Fully serviced October 2017

New black leather strap

37 x 41 mm diameter

Automatic movement caliber 2783

Quick set date

Screw-down crown

Screw in case back

Black dial

Stainless steel case

Antimagnetic

Incablock

Rotating bezel

BASIC INFO
Brand	Gruen
Ref. No.	Divers Automatic diverswatch caliber 2783 date quick set
Movement	Automatic
Case material	Steel
Bracelet material	Leather
Year	1973
Condition	1 (mint)
Gender	Men's watch/Unisex

CALIBER
Movement	Automatic
Movement/Caliber	2783
Number of jewels	25
CASE
Case material	Steel
Case diameter	37 x 41 mm
Thickness	13 mm
Material bezel	Steel
Glass	Plexiglass
Dial	Black
BRACELET/STRAP
Bracelet material	Leather
Bracelet color	Black
Bracelet length	190 mm (105 mm / 85 mm)
Bracelet thickness	3 mm
Lug width	18 mm
Clasp	Buckle
Clasp material	Steel
Buckle width	16 mm
FUNCTIONS
Date
OTHERS
Center Seconds, Screw-Down Crown, Quick Set

BASIC INFO

CALIBER

CASE

BRACELET/STRAP

FUNCTIONS

OTHERS

Gruen Rare diver 37mm year 1973 Precision Power Date quickset