Seiko

SRPE33 Save the Ocean Special Edition

Also sold as SRPE33J1Japan SRPE33K1International

In production All SRPE references

Caliber: 4R35
Case diameter: 43.8mm
Water resistance: 200 m diver's
Power reserve: 41h

Seiko SRPE33: caliber 4R35, 43.8 mm case, 200 m diver's water resistance.

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Specifications

Specifications from Creation Watches, Seiko, last seen 2026-09-24.

Movement

Caliber: 4R35 All 4R35 watches
Movement: Automatic
Power reserve: 41h
Jewels: 23

Case & crystal

Case material: Stainless steel
Case diameter: 43.8mm
Case thickness: 12.8mm
Lug to lug: 48.7mm
Lug width: 22mm
Crystal: Sapphire crystal

Resistance

Water resistance: 200 m diver's

Catalogue

Family: SRPE

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Variants

Same watch, different market or bracelet

Reference	Edition	Region	Band	Clasp	Weight
SRPE33J1	J1	Japan	Stainless steel	Fold over clasp	—
SRPE33K1	K1	International	Stainless steel	Three-fold clasp with secure lock, push button release with extender	205g

More Seiko SRPE references