Side by side

Oak & Oscar The AshlandvsSeiko Prospex Sea

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

The Ashland
Oak & OscarThe Ashland
MSRP $1,850
Prospex Sea
SeikoProspex Sea
MSRP $900

At a glance

15 of 29 specs differ
Diameter
The Ashland39.5mm
Prospex Sea41mm
Power Reserve
The Ashland42 hoursh
Prospex Sea70h
Water Resistance
The Ashland200m
Prospex Sea200m
MSRP
The Ashland$1,850
Prospex Sea$900

Full specifications

Case

5 specs
Category
Tool
Diver
Diameter
39.5mm
41mm
Thickness
12.4mm
12.3mm
Lug-to-Lug
46.8mm
46.9mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
ETA 2892A2
6R35
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
70h
Jewels
21
24
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,850
$900

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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 Ashland

Owners widely appreciate Oak & Oscar The Ashland for its handsome design, symmetrical dial layout, and good timekeeping, with one owner reporting -4 seconds per day. Some pre-owned examples show minor marks on the lugs, bezel, and case, along with strap wear, consistent with normal use. On balance, owners value Oak & Oscar The Ashland for its attractive design and reliable performance.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

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