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Parts ranked by stem

8200-series stem
Miyota 8215 has the highest stem in the dataset, at 8200-series stem.

Which part has the highest stem?

Miyota 8215, at 8200-series stem, tops the 85 parts we hold a published stem for. The full ranking is below.

#PartsStem
1Miyota 82158200-series stem
2Miyota 82058200-series stem
3Miyota 821A8200-series stem
4Miyota 82008200-series stem
5Miyota 82178200-series stem
6Miyota 82458200-series stem
7Miyota 82188200-series stem
8Miyota 82S08200-series stem
9Miyota 82S58200-series stem
10Miyota 82S78200-series stem
11ETA Valjoux 77507750 stem
12ETA / Peseux 70017001 stem
13ETA / Unitas 6498-16498 stem
14ETA / Unitas 6497-16497 stem
15Ronda 6203.BRonda 6000-series stem
16Ronda 6004.BRonda 6000-series stem
17Ronda 6203.DRonda 6000-series stem
18Ronda 5030.DRonda 5000-series stem
19Ronda 5021.DRonda 5000-series stem
20Ronda 5040.BRonda 5000-series stem
21Ronda 4220.BRonda 4000-series stem
22Ronda 3520.DRonda 3000-series stem
23ETA 26812681 stem
24ETA 26712671 stem
25ETA 26602660 stem
26Miyota 21152115 stem
27ETA 20942094 stem
28Miyota 20352035 stem
29ETA 2000-12000 stem
30Sellita SW1000-1SW1000 stem
31Ronda 1005Ronda 1000-series stem
32ETA 955.112955 stem
33ETA 901.001901 stem
34Ronda 763Ronda 700-series stem
35Ronda 715Ronda 700-series stem
36Ronda 705Ronda 700-series stem
37Ronda 762Ronda 700-series stem
38Sellita SW510SW510 stem
39Ronda 515Ronda 500-series stem
40Ronda 513SRonda 500-series stem
41Sellita SW500SW500 stem
42Ronda 505Ronda 500-series stem
43Ronda 585Ronda 500-series stem
44Sellita SW200-1401.1029
45Sellita SW220-1401.1029
46Sellita SW300-1401.1029
47Sellita SW210-1401.1029
48Sellita SW215-1401.1029
49Sellita SW216-1401.1029
50Sellita SW260-1401.1029

Data as of 2026-09-06.

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