Side by side

Aigi Watches 1RSUvsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

Add a watch
1RSU
Aigi Watches1RSU
MSRP $910
See the full 1RSU
Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500
See the full Prospex Sea 1968 Heritage Diver's GMT
Buy from Aigi Watches ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
1RSU40mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
1RSU40h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
1RSU200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
1RSU$910
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

4 specs
Category
—
Diver
Diameter
40mm
42mm
Thickness
12mm
12.9mm
Lug-to-Lug
46mm
48.6mm

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9075
6R54
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$910
$1,500
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

TSAO Baltimore Limited Edition RedBar Baltimore
TSAO Baltimoremicro

Limited Edition RedBar Baltimore

Ref. redbar-baltimore-le
39mm·Automatic·200m WR
$900MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
TSAO Baltimore Steel Torsk GMT 39 - Cobalt Blue Meteorite ( )
TSAO Baltimoremicro

Steel Torsk GMT 39 - Cobalt Blue Meteorite ( )

Ref. steel-torsk-gmt-39-cobalt-blue-meteorite
39mm·Automatic·200m WR
$900MSRP
—Used
CWC 1980 RN Divers Automatic Re-Issue Watch
CWCmicro
Heritage Re-Issue

1980 RN Divers Automatic Re-Issue Watch

Ref. reissue-1980-royal-navy-diver-automatic
41mm·Automatic·300m WR
$2,458MSRP
—Used
Echo/Neutra Cristallo Professional Diver 500m
Echo/Neutramicro

Cristallo Professional Diver 500m

2 variantsCRISTALLO
42mm·Automatic·500m WR
$1,450MSRP
—Used
Vaer G5 Meridian GMT
Vaermicro
Meridian

G5 Meridian GMT

6 watches · 23 variantsMeridian
39mm·Automatic·200m WR
$935MSRP
—Used
Geckota Phalanx
Geckotamicro

Phalanx

8 variantsPhalanx
42mm·Automatic·300m WR
$349MSRP
—Used
Alcadus Watches Voyager Worldtimer GMT
Alcadus Watchesmicro

Voyager Worldtimer GMT

3 variantsRef. voyager-worldtimer-gmt-arctic-white
39mm·Automatic·200m WR
$897MSRP
—Used
All alternatives to the 1RSU →All alternatives to the Prospex Sea 1968 Heritage Diver's GMT →
Explore the full catalog

Follow this matchup

Get a note when Aigi Watches 1RSU vs Seiko Prospex Sea 1968 Heritage Diver's GMT gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Seiko Prospex Sea 1968 Heritage Diver's GMTvsWISE ADX GMTCarlingue Timepieces CARL-AVI-01 / CT-002vsSeiko Prospex Sea 1968 Heritage Diver's GMTErebus Watches Ascent 40 GMT (4th central GMT hand, 24-hour rotating GMT bezel, "Ascent GMT" dial text, date at 6)vsSeiko Prospex Sea 1968 Heritage Diver's GMTSeiko Prospex Sea 1968 Heritage Diver's GMTvsVaer G5 Meridian GMTAigi Watches 1RSUvsGeckota Sea-Hunter Dive WatchAigi Watches 1RSUvsSpinnaker Croft Pioneer
Edit this comparisonAdd another watchExplore more 39–43mm watches