The Grand Seiko caliber 6145 is an automatic mechanical movement, introduced in 1968.
![6145](https://www.theseikoguy.com/media/cal/6145.jpg)
Caliber | 6145 |
Type | Mechanical Automatic |
Family | 61GS |
Year | 1968 |
Jewels | 25 |
Bph | 36,000 |
Complications | Date |
Technical information | Japanese |
Grand Seiko watches with caliber 6145
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_ss_str.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/06/6145-8000_61GAC-010_ss_str_gs.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
Variant of the 6145-8000 (61GAC 010) with Grand Seiko printed on the dial.
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_ss_brc.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
Stainless steel bracelet version of the 6145-8000 (61GAC 010).
Bracelet Ref.: 6145/46 800
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_18k.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: 18k gold
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_gc.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: gold cap
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-030_str.jpg)
Ref. 6145-8000 (61GAC 030)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2020/12/6145-8020_61GAC-040.jpg)
Ref. 6145-8020 (61GAC 040)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8020_61GAC-042.jpg)
Ref. 6145-8020 (61GAC 042)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8030_61GAC-051.jpg)
Ref. 6145-8030 (61GAC 051)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: 18k gold
![](https://www.theseikoguy.com/media/2021/02/6145-8050_61GAC-060.jpg)
Ref. 6145-8050 (61GAC 060)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8050_61GAC-065.jpg)
Ref. 6145-8050 (61GAC 065)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_ss_str.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/06/6145-8000_61GAC-010_ss_str_gs.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
Variant of the 6145-8000 (61GAC 010) with Grand Seiko printed on the dial.
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_ss_brc.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
Stainless steel bracelet version of the 6145-8000 (61GAC 010).
Bracelet Ref.: 6145/46 800
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_18k.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: 18k gold
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-010_gc.jpg)
Ref. 6145-8000 (61GAC 010)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: gold cap
![](https://www.theseikoguy.com/media/2021/02/6145-8000_61GAC-030_str.jpg)
Ref. 6145-8000 (61GAC 030)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2020/12/6145-8020_61GAC-040.jpg)
Ref. 6145-8020 (61GAC 040)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8020_61GAC-042.jpg)
Ref. 6145-8020 (61GAC 042)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8030_61GAC-051.jpg)
Ref. 6145-8030 (61GAC 051)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: 18k gold
![](https://www.theseikoguy.com/media/2021/02/6145-8050_61GAC-060.jpg)
Ref. 6145-8050 (61GAC 060)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8050_61GAC-065.jpg)
Ref. 6145-8050 (61GAC 065)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel
![](https://www.theseikoguy.com/media/2021/02/6145-8050_61GAC-067.jpg)
Ref. 6145-8050 (61GAC 067)
Movement: 6145
Type: automatic
Jewels: 25
Bph: 36.000
Case: stainless steel