3700/1 Nautilus Jumbo (two-tone / sigma dial / extract and service papers)

Vintage NAUTILUS Jumbo | Ref. 3700 | Box & Certificat 1986

Date 3700/11 3700 Gold Stahl Kork 81

3700/1 Steel & Gold 18kt Retailed by Gubelin Like New - with Extract

3700 Double signed BEYER Full set and full serviced in 5.2019

3700

3700/11

Jumbo Special Piece 3700/1

3700/1

3700/11ja

Jumbo 3700/1 Tropical

3700/001

Ref. 3700/AJ001

Jumbo Steel and Gold Tropical Dial - from 1979