Ronda caliber 6004.B

Ronda Caliber 6004.B

Ronda caliber 6004.B

Caliber NumberRonda 6004.B
Size11 1/2”’ x 3.30mm thick
Battery Cell Number373
Claimed Battery Life40 months
Jewels5 (gold plated / 1 jewels (nickel plated)
FunctionsHours, minutes, small seconds, big date at 6:00
Swiss parts, assembled in unknown (comment below)
Known Models
Tag Heuer Formula 1 Grande Date

According to the Ronda website, there are two versions of this movement: a Swiss parts version with 1 jewel and nickel plated finish, and a 5 jewel version with gold plated finish.

Tip: Pulling the crown out will “hack” the movement and also serves as a power saving function while the watch is in storage.

Add your experience with the Ronda caliber 6004.B in the comments below…

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Timex American Documents: Review - The Truth About WatchesThe Truth About Watches
2 years ago

[…] dial and caseback also promote its Swiss bits. Timex’s website says they chose the quartz Ronda caliber 6004.D because “there are no watch movements made with American parts that meet our standard […]

Henry cordero eluzondo
Henry cordero eluzondo
1 year ago

Realice una reparación de mantenimiento en una máquina ronda 6004.b, todo bien , pero al momento de colocar los discos de fecha no logro sincronizar el cambio de manera correcta. Una ayuda o guía por favor.

1 year ago
According to the Ronda website, the battery number is 373 not 370. While dimension wise, they are of same size.

Jim D
Jim D
10 months ago

Just looking at this movement in a Tag Heuer Aquaracer WAF1011 with the grand date at 12, so you may want to update the known models

Venus Caliber 178
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