Which is cheaper, the Helgray Silverstone (Refurbished) or the Undone Ronin Automatic?

At MSRP the Helgray Silverstone (Refurbished) is the cheaper of the two at $150, against $380 for the Undone Ronin Automatic — a $230 gap before any retailer discounting.

Which has better water resistance, the Helgray Silverstone (Refurbished) or the Undone Ronin Automatic?

The Undone Ronin Automatic is rated to 100m versus 50m for the Helgray Silverstone (Refurbished).

What movement does the Helgray Silverstone (Refurbished) run compared to the Undone Ronin Automatic?

The Helgray Silverstone (Refurbished) runs a quartz caliber (Seiko VK64), while the Undone Ronin Automatic runs a automatic (Seiko NH35).

Side by side

Helgray Silverstone (Refurbished)vsUndone Ronin Automatic

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

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Helgray Silverstone (Refurbished)

MSRP $150

See the full Silverstone (Refurbished)

Undone Ronin Automatic

MSRP $380

See the full Ronin Automatic

At a glance

11 of 29 specs differ

Diameter

Silverstone (Refurbished)40mm

Ronin Automatic40mm

Power Reserve

Silverstone (Refurbished)—

Ronin Automatic—

Water Resistance

Silverstone (Refurbished)50m

Ronin Automatic100m

MSRP

Silverstone (Refurbished)$150

Ronin Automatic$380

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Crystal

Sapphire

—

Dial Color

—

Movement

3 specs

Caliber

Seiko VK64

Seiko NH35

Type

Quartz

Automatic

Power Reserve

—

Pricing

1 specs

MSRP

$150

$380

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Helgray Silverstone (Refurbished)vsUndone Ronin Automatic

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