Side by side

Baltic PrismicvsSeiko Prospex Sea

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

Prismic
BalticPrismic
MSRP $1,069
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

14 of 29 specs differ
Diameter
Prismic36mm
Prospex Sea43.8mm
Power Reserve
Prismic42h
Prospex Sea41h
Water Resistance
Prismic30m
Prospex Sea200m
MSRP
Prismic$1,069
Prospex Sea$625

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
36mm
43.8mm
Thickness
9mm
12.8mm
Lug-to-Lug
44mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
30m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
ETA Peseux 7001
4R35
Type
Manual
Automatic
Power Reserve
42h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$1,069
$625

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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.

Baltic Prismic

The Baltic Prismic is widely praised for its unique stone dials, slim 9.2mm case, and retro-chic design, with reviewers highlighting its impressive build quality and detailed finishing for the price. Owners appreciate the complex five-part case construction using steel and titanium, and the attractive dial textures. The hand-wound ETA Peseux 7001 movement is consistently mentioned, offering a 42-hour power reserve. However, some owners find the watch overpriced and the bracelet unappealing or flaring on smaller wrists, while the 30-meter water resistance is noted as delicate. The avant-garde dial design is also described as divisive by one reviewer. Overall, owners and reviewers rate the Baltic Prismic highly for its distinctive stone dials and slim, vintage-inspired case at an accessible price point.

From video reviewers

The Baltic Prismic's unique natural stone dials, each using a slice of thousand-year-old stone, are a standout feature. A notable drawback is the price, with several reviewers mentioning it as a potential issue, particularly considering the finishing and uniqueness offered. Reviewers disagree on the watch's ruggedness, with some viewing it as a dress watch and others not mentioning this aspect.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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