WimsBits hobby automatic watches

hobby watches owned specification 

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hobby automatic watches

There are many types of watches. I have had almost always one type: an automatic watch. Some automatic watch images and specifications are shown here.

watch seiko snzg13k1 7s36c front

seiko movement 7s36c back

Watch image: Seiko snzg13k1 automatic, seiko movement 7s36c.
specification Seiko snzg13k1 automatic:
23 jewels
21600 beats per hour
Bought: December 2019.
During 2020: watch runs on table 0 - 1 second fast, on wrist 15 + 30 seconds too fast, a day.
February 2021: Seiko.nl replaced movement with movement from Japan.
June 2021, runs + 5, - 6 second a day.

Seiko 7S36C
diameter: 27,4 mm, 12'", height: 4,9 mm
41 h power reserve
Country of Manufacture: Japan/Malaysia
Production movement 7S36A start in 1996
7S36B was revised with an Etachron regulator in 2006.
6R15 high-end started in 2006, with an Etachron and a Spron 510 mainspring, derived from 7S36B.
4R15/4R16, without hacking and hand winding, began in 2008, derived from 6R15.
7S36C, another revised version, showed up in 2011.
4R3x, hacking/hand-winding, but lacking the Spron 510 mainspring, appeared in 2011.

watch vostok amfibia 2416b front

vostok movement 2416b back

Watch image: Vostok Amfibia automatic, vostok movement 2416B.
specification Vostok Amfibia automatic:
31 ruby jewels
19800 beats per hour
Bought: June 2019.

watch marcelloc nettuno 2893-2 front

marcelloc movement eta 2893-2 back

Watch image: MarcelloC Nettuno, eta movement 2893-2 or 2892A2.
specification MarcelloC Nettuno automatic:
21 jewels
28800 beats per hour
Bought: April 2004.
September 2012: movement amplitude: 258, November: 285
September 2012: date jumps two days at night, watch stopped running for six hours
Serviced: October 2012.
April 2017: slip-veer gebroken.
April 2017: safety device preventing over-winding the spring broken.
May 2017: watch repaired and cleaned.
March 2019: watch repaired by mounting bearing under the barrel, containing the spring.
June 2019: watch stopped running for hours again

ETA 2893-2
diameter: 25,6 mm, 11½'", height: 4,1 mm (without 24 hour hand: 3,6 mm)
24 hour hand
42 h power reserve
Production movement 2892-2 start in 1983, movement number 2893-2 in 2002.
Information from MarcelloC.de April 2, 2004.

watch alsi automatic 2824-2 front

alsi movement eta 2824-2 back

Watch image: ALSI automatic, eta movement 2824-2.
specification ALSI automatic:
25 jewels
28800 beats per hour
Bought: July 1996.
Runs + 5 - 0 seconds a day.

watch seiko professional 150 2205-0760 front

seiko movement 2205-0760 1983 back

Watch image: Seiko Automatic Professional 150, Seiko 2205-0760 movement.
specification Seiko Automatic Professional 150:
Manufactured: April 1977.
17 jewels
28800 beats per hour
Bought: January 1983.
2011: watch repaired by mounting bearing.

watch vadur shockproof 757

Watch image: Vadur shockproof 757.
Bought: January 1976.

watch infra automatic fb 25 jewels front

movement infra fb foerster 222 25 jewels back

Watch image: Infra automatic, foerster 222 movement.
specification Infra automatic:
25 jewels
21600 beats per hour
Production: from 1969 till late 1970's.

watch onsetta 17 jewels incablok front

movement onsetta 17 jewels swiss back

Movement image by horlogemakers.nl, published with consent.
Watch image: onsetta mechanic, 17 jewels movement.
specification onsetta mechanic:
17 jewels
about 18000 beats per hour
Production: from late 50's till early 60's.

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