Is this the correct battery for a Pentax Spotmatic2? Present has no marking.

Yes, the energizer 387S is the recommended replacement battery for your camera. "Users of the Spotmatic, Spotmatic II (SPII), Spotmatic IIa, SP500, and SP1000 will be able to replace their batteries with a 1.5volt Silver-Oxide battery". It a on-line order item. You can also use the 1.5v Energizer 389 and you should be able to buy the 389 at local shops.

Has anyone tried this in an asahi pentax sp500?

I use this battery in a 1970 Bulova Accutron watch but according to google you can use it in your camera as well. I copied the following from a google query: Buy Energizer 387S Low-Drain 1.55V Silver-Oxide Button Cell Battery on ... It fits my Pentax Spotmatic SP500 film camera perfectly (no O-ring required).

Would this battery work on the Bulova Perfectionist c977745 watch?

It worked on my bulova space view (internal tuning fork) watch. Not sure if this will help you, but it might

Would this battery work for a honeywell pentax sp1000?

Dont’t know.It also didn’t work in what I ordered it for but too much hassle to return it for is value

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Energizer 387S Low-Drain 1.55V Silver-Oxide Button Cell Battery

Product ID: 9442028

Details

Battery Capacity
60 Milliamp
Battery Cell Composition
Silver Oxide
Brand
Energizer
Number of Batteries
1 Product
Recommended Uses For Product
Watch

⏳60mAh Long-lasting Capacity

📏Compact 11.6mm Diameter

🔋1.55V Silver-Oxide Power

₪49

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Description

🔋 Power your essentials with precision and endurance — never miss a moment!

PEACE OF MIND WARRANTY - Backed by Energizer’s lifetime limited warranty for ultimate confidence.
LIGHTWEIGHT HEAVY DUTY - Weighs just 9 grams but delivers high-energy density for demanding equipment.
TRUSTED REPLACEMENT POWER - Seamlessly replaces Rayovac RW51 with consistent 1.55V output.
PRECISION FIT FOR YOUR GEAR - Slim 11.6mm x 3.6mm design fits perfectly in watches, calculators, and cameras.
ENDURANCE THAT KEEPS YOU GOING - Reliable 600+ hours of continuous low-drain performance for your essential devices.

The Energizer 387S Silver-Oxide button cell battery offers a reliable 1.55V output with a 60mAh capacity, designed specifically for low-drain devices like watches, calculators, and cameras. Compact and lightweight, it delivers approximately 600 hours of continuous use and replaces the Rayovac RW51 model. Backed by a lifetime limited warranty, it ensures dependable performance for your everyday essentials.

Specifications

ASIN	B00006G9SE
Amperage	1.5 A
Antenna Location	Watch
Battery Capacity	60 milliamp_hours
Battery Cell Composition	Silver Oxide
Battery Cell Type	Silver Oxide
Best Sellers Rank	#112,859 in Health & Household ( See Top 100 in Health & Household ) #619 in Coin & Button Cell Batteries
Brand	Energizer
Customer Reviews	4.5 out of 5 stars 433 Reviews
Global Trade Identification Number	00039800064554
Included Components	Battery
Item Dimensions	2 x 1 x 0.1 inches
Item Weight	9.07 g
Manufacturer	Energizer
Model Number	387S
Number of Batteries	1 Product Specific batteries required. (included)
Recommended Uses For Product	Watch
Reusability	Single Use
UPC	039800110916 039800064554
Unit Count	1 Count
Voltage	1.55 volts

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₪49

Duties & taxes included

In stock

Sold byAmazon IsraelDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Israel.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

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