Mido Ocean Star GMT Ref. M026.629.11.051.01

Dive / GMT Watch · Mido (Swatch Group). Positioned as a mid-range luxury Swiss brand known for high value-to-performance ratios and architectural inspiration.

Period: Modern Tool Watch (2020-present). Design cues reflect mid-century diver DNA updated with modern materials like ceramic and a multi-timezone GMT complication.

Mido Ocean Star GMT Ref. M026.629.11.051.01

Type

Dive / GMT Watch

Brand

Mido (Swatch Group). Positioned as a mid-range luxury Swiss brand known for high value-to-performance ratios and architectural inspiration.

Movement

Automatic, Mido Caliber 80 (Base ETA C07.661), 21,600 vph (3Hz), 80-hour power reserve, 25 jewels. Features a 'true' travelers GMT complication with an independently adjustable local hour hand.

Dimensions

44mm case diameter, 13.3mm thickness, 50mm lug-to-lug, 22mm lug width. It wears slightly large due to the long lug-to-lug distance.

Description

The Mido Ocean Star GMT is a robust and versatile 'hybrid' timepiece that combines the utility of a professional diver with the practicality of a traveler’s GMT. Its use of the Caliber 80 provides class-leading power reserve, while the orange accents provide a sporty pop of color against the tactical black ceramic and steel palette. It is widely considered one of the best value 'true GMT' watches on the market.

Key Features

Independent local jumping hour hand (True GMT), ceramic bezel insert, 80-hour power reserve, and the distinctive orange GMT pointer.

Dial Description

Matte black dial with applied rectangular indices filled with green Super-LumiNova. Skeletonized semi-matte hour and minute hands. High-contrast orange GMT hand pointing to an inner 24-hour ring. Date window at 3 o'clock.

Case Material

316L Stainless Steel with a mix of satin-brushed surfaces and polished chamfers on the lugs.

Crystal Type

Flat sapphire crystal with double-sided anti-reflective (AR) coating.

Bezel Details

Unidirectional rotating dive bezel with a highly scratch-resistant black ceramic insert. Features a 60-minute dive scale and a luminous pearl at 12 o'clock.

Crown & Pushers

Screw-down crown with integrated crown guards. The crown is signed with the Mido logo and used to set time, date, and the jumping local hour hand.

Bracelet or Strap

Stainless steel 3-link Oyster-style bracelet with brushed finishing and a folding clasp that includes a diving extension.

Caseback Details

Solid screw-down stainless steel case back engraved with the 24 world time zones and the iconic Ocean Star starfish logo.

Movement Type

Automatic, Mido Caliber 80 (Base ETA C07.661), 21,600 vph (3Hz), 80-hour power reserve, 25 jewels. Features a 'true' travelers GMT complication with an independently adjustable local hour hand.

Water Resistance

200 meters (20 bar / 660 feet). Suitable for swimming, snorkeling, and recreational scuba diving.

Origin & Provenance

Swiss Made. Movement manufactured by ETA (subsidiary of Swatch Group) specifically tailored for Mido's specifications.

Age Estimate

Modern production, likely manufactured between 2020 and 2024.

Cultural Significance

Represents the democratization of high-end Swiss complications. It signifies the modern trend of 'one-watch collections'—timepieces that can handle extreme water sports and international travel transitions seamlessly.

Condition Notes

Excellent condition. The ceramic bezel is pristine. Minor hairline scratches visible on the polished lug chamfers and bracelet links, consistent with light wear.

Value Estimate

MSRP approximately $1,250 - $1,390 USD. Pre-owned market value typically ranges from $800 to $1,050 USD depending on kit completeness.

Care & Maintenance

Service every 5-8 years. Rinse with fresh water after salt exposure. Annual pressure testing recommended to ensure the integrity of the gaskets for diving.

Similar Watches

Tudor Black Bay GMT (more expensive/vintage style), Seiko 5 Sports GMT (more affordable/office GMT), Longines Spirit Zulu Time (higher price/luxury finishing).

Interesting Facts

The Ocean Star collection was first launched in 1944. Mido is one of the few brands in this price bracket to offer a 'Flyer' or 'True' GMT movement, which is usually reserved for higher-tier brands like Rolex or Tudor.

Identified on 7/7/2026