Which is cheaper, the Grand Seiko STGK003 or the Longines MASTER COLLECTION?

At MSRP the Longines MASTER COLLECTION is the cheaper of the two at $2,650, against $31,200 for the Grand Seiko STGK003 — a $28,550 gap before any retailer discounting.

Which is bigger, the Grand Seiko STGK003 or the Longines MASTER COLLECTION?

The Longines MASTER COLLECTION wears larger at 29mm versus 28.7mm for the Grand Seiko STGK003 — a 0.3mm difference across the dial.

Which has better water resistance, the Grand Seiko STGK003 or the Longines MASTER COLLECTION?

The Grand Seiko STGK003 is rated to 100m versus 30m for the Longines MASTER COLLECTION.

Which has a longer power reserve, the Grand Seiko STGK003 or the Longines MASTER COLLECTION?

The Longines MASTER COLLECTION carries a 72-hour power reserve against 50 hours on the Grand Seiko STGK003.

What movement does the Grand Seiko STGK003 run compared to the Longines MASTER COLLECTION?

Both watches run automatic movements — the Grand Seiko STGK003 uses the 9S27 and the Longines MASTER COLLECTION uses the L888.5.

Side by side

Grand Seiko STGK003vsLongines MASTER COLLECTION

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

Grand Seiko STGK003

stgk003j

MSRP $31,200

Longines MASTER COLLECTION

L2.893.4.78.3

MSRP $2,650

At a glance

19 of 29 specs differ

Diameter

STGK00328.7mm

MASTER COLLECTION29mm

Power Reserve

STGK00350h

MASTER COLLECTION72h

Water Resistance

STGK003100m

MASTER COLLECTION30m

MSRP

STGK003$31,200

MASTER COLLECTION$2,650

Full specifications

Case

9 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

—

AR Coating

Yes

—

Indices

Applied

—

Movement

6 specs

Caliber

9S27

L888.5

Beat Rate

28,800 vph

0 vph

Power Reserve

50h

72h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

$31,200

$2,650

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Grand Seiko STGK003vsLongines MASTER COLLECTION

At a glance

Full specifications

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