Seiko Prospex Mechanical Automatic 2025 Asia-Pacific Exclusive "Wonders Of Nature" Limited Edition Sumo - Australia's Pink Lake
SPB541
Limited Edition of 1,600 Pieces
The Seiko Prospex Sumo SPB541 is a radiant tribute to one of Australia’s most breathtaking natural wonders. Released in late 2025 as part of the Wonders of Nature Asia‑Pacific Exclusive series, this limited edition celebrates the surreal beauty of Australia’s iconic pink lakes, such as Lake Hillier, where vibrant waters shimmer under the sun.
Its dial, finished in a bold and luminous pink, captures the essence of these extraordinary landscapes. The golden Prospex details and refined case design elevate the watch beyond a diver’s tool, transforming it into a statement of artistry and exclusivity. Limited to just 1,600 pieces, the SPB541 embodies rarity and collector appeal.
At its heart beats Seiko’s Caliber 6R35 mechanical automatic movement, offering precision, reliability, and an extended power reserve. Built to withstand the depths yet designed to inspire, the SPB541 balances technical mastery with vivid storytelling.
For collectors worldwide, the SPB541 is a wearable fragment of Australia’s natural heritage, a rare chance to carry the brilliance of the Pink Lake on the wrist.
SPB541 Specification:
Movement
Automatic with manual winding
Caliber: 6R35
Accuracy: +25/-15 sec/day
Power reserve: 70 hours
Jewel: 24
Functions:
Stop second-hand function
Date display
Exterior
Case Material: Stainless steel
Case Size: Diameter: 45.0mm, Thickness: 12.9mm; Lug-to-lug: 52.6mm
Crystal: Sapphire crystal
LumiBrite: LumiBrite on hands, index(es), and bezel
Band Material: Silicone
Distance between lugs: 20
Other Details
Water resistant: 200-meter water-resistant diving watch suitable for air diving
Case back marked with "LIMITED EDITION"
Case back engraved with serial number
Unidirectional rotating bezel
Screw-down crown
Screw-down case back.
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