Which is cheaper, the Grand Seiko SLGB001 or the Wren Diver 38 Aqua?

At MSRP the Wren Diver 38 Aqua is the cheaper of the two at $1,595, against $39,000 for the Grand Seiko SLGB001 — a $37,405 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGB001 or the Wren Diver 38 Aqua?

The Wren Diver 38 Aqua wears larger at 38mm versus 37mm for the Grand Seiko SLGB001 — a 1mm difference across the dial.

Which has better water resistance, the Grand Seiko SLGB001 or the Wren Diver 38 Aqua?

The Wren Diver 38 Aqua is rated to 200m versus 100m for the Grand Seiko SLGB001.

Which has a longer power reserve, the Grand Seiko SLGB001 or the Wren Diver 38 Aqua?

The Grand Seiko SLGB001 carries a 72-hour power reserve against 42 hours on the Wren Diver 38 Aqua.

What movement does the Grand Seiko SLGB001 run compared to the Wren Diver 38 Aqua?

The Grand Seiko SLGB001 runs a spring drive caliber (9RB2), while the Wren Diver 38 Aqua runs a automatic (ETA 2892).

Side by side

Grand Seiko SLGB001vsWren Diver 38 Aqua

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

Add a watch

Grand Seiko SLGB001

slgb001j

MSRP $39,000

Wren Diver 38 Aqua

wren-diver-38-aqua

MSRP $1,595

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Buy from Wren ↗

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At a glance

12 of 29 specs differ

Diameter

SLGB00137mm

Diver 38 Aqua38mm

Power Reserve

SLGB00172h

Diver 38 Aqua42h

Water Resistance

SLGB001100m

Diver 38 Aqua200m

MSRP

SLGB001$39,000

Diver 38 Aqua$1,595

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

None

Swiss Super-LumiNova BL10 Grade X1 Lume on hour markers, hands and bezel scale.

Movement

3 specs

Caliber

9RB2

ETA 2892

Type

Spring Drive

Automatic

Power Reserve

72h

42h

Pricing

1 specs

MSRP

$39,000

$1,595

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Grand Seiko SLGB001vsWren Diver 38 Aqua

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