Orient Ray II vs Seiko 5 Sports GMT

Side-by-side comparison of specifications and features

OrientRay II

FAA02004B9

Seiko5 Sports GMT

SSK001

Key Differences

Best Value

Orient Ray II (FAA02004B9)

Starting from $258

Best Water Resistance

Orient Ray II (FAA02004B9)

200m (2x more)

Slimmest

Orient Ray II (FAA02004B9)

13mm thick

Biggest Price Drop

Seiko 5 Sports GMT (SSK001)

-26.1% in 30 days

See Both Watches on Your Wrist

Set your wrist circumference to compare relative case presence. Lug-to-lug is included when the catalog has it.

Your wrist

Medium (6.7″)

Watch A

Orient Ray II

Balanced

Round · 41.5mm · 47mm lug-to-lug

Optimal proportions for most wrists

Case: 41.5mmLug-to-lug: 47mmThickness: 13mm

Open this size in the full fit chart →

Watch B

Seiko 5 Sports GMT

Balanced

Round · 42.5mm · 46mm lug-to-lug

Optimal proportions for most wrists

Case: 42.5mmLug-to-lug: 46mmThickness: 13.6mm

Open this size in the full fit chart →

Proportional guide only: wrist shape, strap articulation, bezel design, and case curvature change how a watch actually wears.

Price Comparison

Orient Ray II

MSRP

$295

New

$258

Used

$195

Seiko 5 Sports GMT

MSRP

$400

New

$570

Used

$261

MSRP New (Amazon) Used (eBay)

Comparison of Orient Ray II, Seiko 5 Sports GMT
Specification	Orient Ray II	Seiko 5 Sports GMT
Pricing
MSRP	$295	$400
New Price	$258	$570
Used Price (Low)	$195	$261
Used Price (High)	$900	$1,023
30-Day Trend	↑ +55.6%	↓ -26.1%
Used Price Range	$195 - $900	$261 - $1,023
Identity
Reference	FAA02004B9	SSK001
Nickname	N/A	N/A
Style	Diver, Tool	Sports, Tool
Release Era	2010s	2020s
Dimensions
Diameter	41.5mm	42.5mm
Thickness	13mm	13.6mm
Lug Width	22mm	22mm
Lug to Lug	47mm	46mm
Movement
Movement	Automatic	Automatic
Power Reserve / Battery	N/A	N/A
Accuracy	N/A	N/A
Case
Case Material	Stainless Steel	Stainless Steel
Crystal	Mineral Crystal	Hardlex
Water Resistance	200m (diving)	100m (recreational diving)
Bezel	Unidirectional rotating	Bidirectional 24-hour
Dial
Dial Color	Black	Black
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

Which Should You Buy?

If you are deciding between Orient Ray II and Seiko 5 Sports GMT, the real decision is usually about water-ready utility versus dressier everyday wear, diver character versus sports versatility. They both touch the tool use case, so smaller spec differences can matter more than brand preference.

Bottom line

Water resistance is a meaningful separator here — the higher-rated option gives more flexibility for swimming or rougher daily use. Choose Orient Ray II when swimming, beach use, or tougher daily wear is part of the plan; choose Seiko 5 Sports GMT if you are specifically shopping for a sports style watch.

Choose Orient Ray II when

Orient Ray II is a better fit for mechanical-watch enthusiasts, diver styling.

Choose Seiko 5 Sports GMT when

Seiko 5 Sports GMT is a better fit for mechanical-watch enthusiasts, sports styling.

Key Differences

Movement and upkeep

Orient Ray II: automatic movement

Seiko 5 Sports GMT: 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

Orient Ray II: 41.5mm · L2L 47mm

Seiko 5 Sports GMT: 42.5mm · L2L 46mm · 161g

Their size profiles are relatively close, so fit comes down to shape, weight, and how each watch sits on your wrist.

Water resistance

Orient Ray II: 200m

Seiko 5 Sports GMT: 100m

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

Price and value

Orient Ray II: $258

Seiko 5 Sports GMT: $277

These two often land in a similar price band — which usually means fit, features, and current deal quality matter more than the sticker price.

Style and use case

Orient Ray II: diver

Seiko 5 Sports GMT: sports

Orient Ray II leans more diver, while Seiko 5 Sports GMT pulls toward sports use case — pick the one that matches how you will actually wear it.

Crystal and materials

Orient Ray II: mineral crystal · steel

Seiko 5 Sports GMT: Hardlex crystal · steel

Crystal choice can change long-term wear expectations — one may prioritize scratch resistance while the other keeps cost or vintage feel in check.

Choose Orient Ray II If...

Swimming, beach use, or tougher daily wear is part of the plan.
You are specifically shopping for a diver style watch.

Choose Seiko 5 Sports GMT If...

You are specifically shopping for a sports style watch.

Price and Value Notes

Orient Ray II usually offers the lower entry price — confirm current listings because marketplace pricing can move quickly.

These two often land in a similar price band — which usually means fit, features, and current deal quality matter more than the sticker price.

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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Orient Ray II

Check Price on AmazonOpens in new tab · Price may vary

Check Price on eBayFrom $381 · New & used listings

Affiliate links — WatchCompared earns a commission on qualifying purchases. This doesn't affect your price.

Seiko 5 Sports GMT

Check Price on AmazonOpens in new tab · Price may vary

Check Price on eBayFrom $277 · New & used listings

Affiliate links — WatchCompared earns a commission on qualifying purchases. This doesn't affect your price.

Comparison FAQ

Which one is better for smaller wrists?

Seiko 5 Sports GMT — it is 46mm lug-to-lug versus 47mm, and lug-to-lug is what decides whether a watch overhangs a smaller wrist.

Which is better for swimming or rough daily wear?

Orient Ray II — it is rated 200m versus 100m. Both are in the same broad bracket, so treat this as a tiebreaker rather than a deciding factor.

Is the more expensive one worth it?

Orient Ray II is the value pick at roughly $19 less. Pay more only if a specific difference above matters to you — otherwise the cheaper one is the smarter buy. Confirm live listings, since marketplace pricing moves.