The Wristwatch Field Guide

Longines Spirit Flyback Titanium 42mm

L3.821.1.53.6

The Longines Spirit Flyback Titanium 42mm is a current-production pilot watch with a grey grade 5 case. It measures 42.0 mm across, 17 mm thick, and is water resistant to 100 m. Inside is the Longines L791.4 automatic flyback chronograph (column wheel, cosc) movement, with 68 h power reserve. Complications: Chronograph. Priced from $5,900 (On titanium bracelet; strap L3.821.1.53.2 ~5,500.). Brand origin: Switzerland.

Titanium and ceramic pilot watchesTitaniumChronograph
Reference
L3.821.1.53.6
Type
Pilot
Price
$5,900 · On titanium bracelet; strap L3.821.1.53.2 ~5,500.
Case diameter
42.0 mm
Thickness
17 mm
Lug-to-lug
Water resistance
100 m
Weight
Origin
Switzerland
Movement
Automatic flyback chronograph (column wheel, COSC)
Caliber
Longines L791.4
Power reserve
68 h
Complications
Chronograph
Material
Titanium
Grade / type
Grade 5
Colour
Grey
Hardness
Construction
Surface treatment
None
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet or strap; black ceramic bezel insert
Matching bracelet
Optional (or strap)
Crystal
Sapphire
Display back
No
Dial
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Longines (maker) / aBlogtoWatch Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Longines Spirit Flyback Titanium 42mm?

The Longines Spirit Flyback Titanium 42mm has a grey grade 5 case. It is recorded at medium confidence pending a maker-stated material.

What size is the Longines Spirit Flyback Titanium 42mm?

It is 42.0 mm in diameter, 17 mm thick, and water resistant to 100 m.

How much does the Longines Spirit Flyback Titanium 42mm cost, and is it available?

It is current-production and lists from $5,900.

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