Side by side

Oak & Oscar The Olmsted 38vsZelos Helica Moonphase

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oak & Oscar The Olmsted 38

Oak & Oscar The Olmsted 38 is praised for its sharp, stealthy aesthetic with a durable ceramic-coated stainless steel case and a clean, no-date dial. Reviewers highlight its excellent wearability at 38mm and the value proposition at $1,475, which includes two strap options. The watch features a sandwich dial with stencil numerals and orange accents, powered by a modified ETA 2892-A2 movement. Overall, reviewers find Oak & Oscar The Olmsted 38 to be a modern and aggressive take on the classic field watch, offering exceptional value.

From video reviewers

The Olmsted 38 features tightly executed tolerances and an ultra-fine level of finishing. Reviewers did not reach a consensus on any weaknesses. Reviewers did not explicitly disagree on any points.

Zelos Helica Moonphase

Owners widely praise the Zelos Helica Moonphase for its gorgeous aventurine dial, unique industrial-dress aesthetic, and comfortable wearability, with one owner calling it spectacular and another their favorite Zelos. The moonphase complication is frequently highlighted as beautiful, though some find the double moon distracting or the dial cluttered. A manual-wind movement combined with a screw-down crown is noted as a drawback by some, requiring adjustment and potentially feeling fragile when fully wound, while one owner reports a 43-hour power reserve. On balance, owners rate the Zelos Helica Moonphase highly for its stunning aventurine dial and unique design at its price point.

From video reviewers

The aventurine dial is a standout feature. The 39mm case size and short lug-to-lug are praised for comfortable wear. Reviewers did not agree on any specific weaknesses.

At a glance

15 of 29 specs differ
Diameter
The Olmsted 3838mm
Helica Moonphase39mm
Power Reserve
The Olmsted 3842h
Helica Moonphase
Water Resistance
The Olmsted 38100m
Helica Moonphase100m
MSRP
The Olmsted 38$1,775
Helica Moonphase$1,049

Full specifications

Case

5 specs
Category
Field
Moonphase
Diameter
38mm
39mm
Thickness
10.8mm
10mm
Lug-to-Lug
44.9mm
39mm
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Green
Meteorite
Indices
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW300-1
Sellita SW288-1
Beat Rate
4 vph
0 vph
Power Reserve
42h
0h
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,775
$1,049
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