Halios Seaforth IV vs Halios Universa

Side-by-side comparison of specifications and features

HaliosSeaforth IV

SFIV

HaliosUniversa

Universa

Key Differences

Best Value

Halios Seaforth IV (SFIV)

Starting from $765

Best Water Resistance

Halios Seaforth IV (SFIV)

200m (2x more)

Slimmest

Halios Universa (38mm)

10.5mm thick

Biggest Price Drop

Halios Seaforth IV (SFIV)

-13.1% in 30 days

Price Comparison

Halios Seaforth IV

MSRP

$765

Used

$965

Halios Universa

MSRP

$995

Used

$725

MSRP New (Amazon) Used (eBay)

Comparison of Halios Seaforth IV, Halios Universa
Specification	Halios Seaforth IV	Halios Universa
Pricing
MSRP	$765	$995
New Price	N/A	N/A
Used Price (Low)	$965	$725
Used Price (High)	$1,395	$1,241
30-Day Trend	↓ -13.1%	↑ +26.9%
Used Price Range	$965 - $1,395	$725 - $1,241
Identity
Reference	SFIV	Universa
Nickname	N/A	N/A
Style	Diver, Vintage	Sports, everyday
Release Era	2020s	2020s
Dimensions
Diameter	41mm	38mm
Thickness	12.4mm	10.5mm
Lug Width	20mm	20mm
Lug to Lug	46.5mm	45mm
Movement
Movement	Automatic	Automatic
Power Reserve / Battery	N/A	N/A
Accuracy	N/A	N/A
Case
Case Material	Stainless Steel	Stainless Steel
Crystal	Sapphire Crystal	Sapphire Crystal
Water Resistance	200m (diving)	100m (recreational diving)
Bezel	Unidirectional rotating	Fixed
Dial
Dial Color	Blue	Cream
Luminous	Yes	Yes
Community
Review Rating	N/A	N/A
In Collections	N/A	N/A
On Wishlists	N/A	N/A
Forum Threads	N/A	N/A

Quick Summary

Halios Seaforth IV and Halios Universa can look close on a spec sheet, yet the tradeoffs that matter most are usually wrist presence versus easier fit, water-ready utility versus dressier everyday wear, diver character versus sports versatility. Start with fit first — case width and lug-to-lug usually matter more than secondary features if wrist comfort is a concern.

How to choose

The biggest practical difference is usually movement and upkeep. Start with wrist fit and movement preference, then use water resistance and price to break the tie.

Halios Seaforth IV

Halios Seaforth IV is a better fit for buyers who want more wrist presence, mechanical-watch enthusiasts, diver styling.

Halios Universa

Halios Universa is a better fit for smaller wrists, mechanical-watch enthusiasts, sports styling.

Key Differences

Movement and upkeep

Halios Seaforth IV: automatic movement

Halios Universa: automatic movement

Both use the same movement type, so maintenance differences are limited and fit or feature details should decide the purchase.

Size and wearability

Halios Seaforth IV: 41mm · L2L 46.5mm

Halios Universa: 38mm · L2L 45mm

Fit is a real separator here — compare case width and lug-to-lug before deciding, especially if wrist comfort matters more than headline features.

Water resistance

Halios Seaforth IV: 200m

Halios Universa: 100m

Water resistance is a meaningful separator here — the higher-rated option gives more flexibility for swimming or rougher daily use.

Price and value

Halios Seaforth IV: $765

Halios Universa: $995

There is a real price gap here — treat the more expensive option as an upgrade decision and confirm whether the extra spend buys something you will notice in weekly use.

Style and use case

Halios Seaforth IV: diver

Halios Universa: sports

Halios Seaforth IV leans more diver, while Halios Universa pulls toward sports use case — pick the one that matches how you will actually wear it.

Crystal and materials

Halios Seaforth IV: sapphire crystal · steel

Halios Universa: sapphire crystal · steel

Materials are broadly similar, so finish, fit, and price will matter more than the materials list alone.

Choose Halios Seaforth IV If...

You prefer more dial presence and a larger case feel.
Swimming, beach use, or tougher daily wear is part of the plan.
You are specifically shopping for a diver style watch.

Choose Halios Universa If...

You want a smaller case footprint on the wrist.
You are specifically shopping for a sports style watch.
You are comfortable paying more for a stronger feature set.

Price and Value Notes

Halios Seaforth IV is often the value play at current pricing, while Halios Universa makes more sense if you will use its extra features regularly.

There is a real price gap here — treat the more expensive option as an upgrade decision and confirm whether the extra spend buys something you will notice in weekly use.

Where to Check Deals

Check current deals on Amazon and eBay using the buttons below — listing prices, seller quality, and condition can change quickly.

Check current deals on Amazon and eBay

Prices change often, so compare the latest listings and condition options before you buy.

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Halios Seaforth IV

Check Price on AmazonOpens in new tab · Price may vary

Check Price on eBayFrom $1050 · Live listings

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Halios Universa

Check Price on AmazonOpens in new tab · Price may vary

Check Price on eBayFrom $983 · Live listings

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Comparison FAQ

Which one is better for smaller wrists?

Start with case width and lug-to-lug. The watch that looks smaller on paper is often the safer choice, but lug shape and thickness still affect how it wears.

Which is better for swimming or rough daily wear?

Use the water resistance row as the first filter. Higher ratings generally give more flexibility for swimming and water exposure, but strap choice and overall condition still matter.

Should I choose based on price alone?

Price matters, but the better buy is the watch that matches your fit, feature priorities, and use case. Check live listings first, then decide whether the price gap actually changes the ownership experience.