The Wristwatch Field Guide

Earthen Co. Summit Blue Bird MK II

The Earthen Co. Summit Blue Bird MK II is a current-production field watch with a high-performance ceramic (type undisclosed) case. It is priced above the $599 median for the category.

All Earthen Co. watchesExotic-material field watchesCeramicWhiteUnder $5,000
Price
$899
Material
Ceramic
Grade / type
High-performance ceramic (type undisclosed)
Water resistance
100 m
Type
Field
Case diameter
38.0 mm
Thickness
10 mm
Lug-to-lug
45 mm
Origin
Hong Kong
Movement
Automatic, 24 jewels, 28,800 vph
Caliber
Miyota 9039
Power reserve
42 hours
Complications
Time only
Colour
White
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Two interchangeable 20 mm straps: a sailcloth-style rubber strap and a nylon NATO, colour-matched to the watch
Crystal
Sapphire
Display back
No
Dial
Full-lume white with light-grey tone-on-tone markings
Dial colours
White Grey
Lume
Full-lume dial
Availability
Offered
Status
Current
Not published
Reference, Weight, Hardness, Construction, Surface treatment, Caseback, Matching bracelet
Medium confidence Verified Jul 2026 Source: Earthen Co. (maker) / aBlogtoWatch hands-on / Monochrome
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More exotic-material watches from Earthen Co.

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Frequently asked questions

What is the case material of the Earthen Co. Summit Blue Bird MK II?

The Earthen Co. Summit Blue Bird MK II has a high-performance ceramic (type undisclosed) case. It is recorded at medium confidence pending a maker-stated material.

What size is the Earthen Co. Summit Blue Bird MK II?

It is 38.0 mm in diameter, 10 mm thick, 45 mm lug to lug, and water resistant to 100 m.

How much does the Earthen Co. Summit Blue Bird MK II cost, and is it available?

It is current-production and lists from $899.

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