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Seiko Soaked Its 1965 Heritage Diver in the Green of an Austrian Glacial Lake

Seiko Prospex 1965 Heritage Diver HBC010 0 Hero
Photo: Seiko

Every modern Seiko diver, from the humble Turtle to the range-topping Marinemaster, traces its lineage back to a single watch: the 62MAS of 1965. It was the brand’s first true diver.

Seiko keeps that origin story alive through its Prospex 1965 Heritage Diver line, and the newest addition dresses the icon in colors borrowed from an Austrian lake. Say hello to the Europe-only Seiko Prospex 1965 Heritage Diver HBC010.

Seiko Prospex 1965 Heritage Diver HBC010 1
Photo: Seiko

Sixty Years of Skin-Diver DNA

The HBC010 rides on the updated platform Seiko rolled out in 2024, and it remains the sweet spot of the entire Prospex diver lineup. The case measures a wonderfully wearable 40mm across, 13mm thick, and 46.4mm lug-to-lug, with the crown parked at 3 o’clock just like the original.

Seiko Prospex 1965 Heritage Diver HBC010 2
Photo: Seiko

Now, don’t let the vintage proportions fool you into thinking this is a desk diver. Water resistance sits at a properly overbuilt 300 meters, backed up by a screw-down crown and caseback, a domed sapphire crystal, and a unidirectional 60-minute bezel.

Seiko Prospex 1965 Heritage Diver HBC010 3
Photo: Seiko

Lake Hallstatt, On the Wrist

Seiko pulled its palette from Lake Hallstatt, a glacial dive destination tucked into the Austrian Alps, rendering the sunray-brushed dial in a deep forest green that reads nearly black in low light.

The matching green bezel insert gets cream inscriptions, while the applied markers and faceted hands are finished in gold with cream-toned LumiBrite fill. It’s a full gilt treatment on Seiko’s most historic silhouette, and we’d argue it’s the prettiest this platform has ever looked. The 4:30 date window carries over, for better or worse.

Seiko Prospex 1965 Heritage Diver HBC010 4
Photo: Seiko

Three Days of Juice, Two Straps in the Box

Under the caseback beats Seiko’s in-house 6R55, an automatic caliber good for a full 72 hours of power reserve.

Seiko also includes its updated three-link bracelet, complete with a push-button clasp offering 15mm of tool-free adjustment in 2.5mm increments. Prefer something more wetsuit-friendly? A black silicone strap comes bundled in the box.

Seiko Prospex 1965 Heritage Diver HBC010 5
Photo: Seiko

Spec Sheet

Model: Seiko Prospex 1965 Heritage Diver HBC010
Case Size: 40mm
Lug-to-Lug: 46.4mm
Case Thickness: 13mm
Case Material: Stainless steel with hard coating
Water Resistance: 300m
Movement: Seiko Caliber 6R55 automatic (72-hour power reserve)
Band: Three-link steel bracelet + additional black silicone strap
Limited Edition?: Yes, 1,400

Pricing & Availability

Here’s the bad news for American collectors: the HBC010 is exclusive to the European market, where it’s priced at €1,650 (~$1,900), or £1,450 in the UK. With just 1,400 numbered pieces to go around, head over to Seiko’s website to torture yourself further.

Recap

Seiko Prospex 1965 Heritage Diver HBC010

Limited to 1,400 pieces for Europe only, Seiko’s HBC010 dresses its 62MAS-derived 1965 Heritage Diver in a gorgeous Lake Hallstatt-inspired green-and-gold colorway.

Seiko Prospex 1965 Heritage Diver HBC010 0 Hero