Diskussion:Tianjin Sea-Gull Watch Group Co. Ltd.

Sea-Gull ST1

5 Steine, Stiftankerhemmung

Sea-Gull ST2 (Basis FHF 25/28)

15 Steine, Schweizer Ankerhemmung

• Sea-Gull ST2A (Weiterentwicklung)

17 Steine, Schweizer Ankerhemmung, stoßgesicherte Unruh

ST6 – 3 sub-families:

• Woman-size automatic, hand-wind or hand-wind skeleton
• Man-size automatic, with various calendar and 24-hour/day-night display options
• Hand-wind rectangular form-movement, with open heart with optional big date display

ST16 – Miyota-style simplified construction with Seiko-style auto-winding. Many calendar and 24-hour display options available.

ST17 – Upgraded ST16 with even more options including jump-hour, big date and power-reserve. Skeleton versions, both automatic and hand-winding.

ST18 – Clone of ETA 2892 (Often incorrectly referred to as ST26)

ST19 – Hand-winding chronograph developed from Venus 175. Seven different variants being produced:

• ST1901: 2 register, small seconds at 9, 30 min counter at 3
• ST1902: 3 register, small seconds at 9, 30 min counter at 3, 12 h register at 6 that mirrors the time-keeping hour hand
• ST1903: 3 register, small seconds at 9, 30 min counter at 3, 24 h register at 6 that is not affiliated with the chronograph function
• ST1904: unused model number, possibly being reserved for an automatic winding or true 3 register chronograph version
• ST1905: 2 register, small seconds at 9, 30 min counter at 3, decentral power reserve at 4:30
• ST1906: 2 register, small seconds at 9, 30 min counter at 3, decentral power reserve at 6
• ST1907: 2 register, small seconds at 9, 30 min counter at 3, central power reserve indicator
• ST1908: 4 register, small seconds at 9, 30 min counter at 3, date at 12, real moon phase at
• ST1940: 2 register, small seconds at 9, 30 min counter at 3, automatic

ST21 – Clone of ETA 2824-2 (Often incorrectly referred to as ST24)

ST22 – A pair of small ST6 automatics on a common dial plate. Open-heart and big-date options.

ST25 – Premium movement with double-bridged balance for open-heart. Various calendar options. Top specification ST2590 is a perpetual calendar with day, date, month, moonphase and 4-year cycle

ST28 – AS1475-style hand-winding alarm.

ST31 – Unusual bowtie-shaped movement with linear train, open-heart, subsidiary seconds and day/night indicator. Also available as skeleton.

ST36 – Unitas-style 36mm pocket-watch movement, hand-winding with subsidiary seconds. Skeleton version with unusual bar-type bridges.

ST41 – Thin, small hand-winding movement, hour and minute display only.

ST80 – Blancpain-style flying caroussel-tourbillon. Various calendar and power-reserve options. Hand-winding or automatic. Skeleton version is hand-wind only, no options.

ST82 – Tourbillon with large-diameter balance on common axis with carriage. Hand-winding or automatic. 'Flying' or bridged tourbillon.

ST8080 – Hand-winding dual tourbillon; caroussel and common axis.

ST84 – Hand-winding common axis tourbillon. Narrow movement suitable for women's watches.

ST90 – Hand-winding quarter-repeater.

ST91 – Hand-winding minute-repeater. ST9150 includes perpetual calendar (as per ST2590).