Which is cheaper, the Gruppo Gamma Vanguard Steel Date or the Zelos Aventurine (sellita)?

At MSRP the Zelos Aventurine (sellita) is the cheaper of the two at $699, against $790 for the Gruppo Gamma Vanguard Steel Date — a $91 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Steel Date or the Zelos Aventurine (sellita)?

The Gruppo Gamma Vanguard Steel Date wears larger at 42mm versus 39mm for the Zelos Aventurine (sellita) — a 3mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Steel Date or the Zelos Aventurine (sellita)?

The Gruppo Gamma Vanguard Steel Date is rated to 100m versus 50m for the Zelos Aventurine (sellita).

Which has a longer power reserve, the Gruppo Gamma Vanguard Steel Date or the Zelos Aventurine (sellita)?

The Gruppo Gamma Vanguard Steel Date carries a 42-hour power reserve against 40 hours on the Zelos Aventurine (sellita).

What movement does the Gruppo Gamma Vanguard Steel Date run compared to the Zelos Aventurine (sellita)?

The Gruppo Gamma Vanguard Steel Date runs a automatic caliber (Miyota 9015), while the Zelos Aventurine (sellita) runs a manual (ETA/Peseux 7001).

Side by side

Gruppo Gamma Vanguard Steel DatevsZelos Aventurine (sellita)

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

Gruppo Gamma Vanguard Steel Date

ag-11

MSRP $790

Zelos Aventurine (sellita)

comet-39mm-aventurine

MSRP $699

At a glance

16 of 29 specs differ

Diameter

Vanguard Steel Date42mm

Aventurine (sellita)39mm

Power Reserve

Vanguard Steel Date42h

Aventurine (sellita)40h

Water Resistance

Vanguard Steel Date100m

Aventurine (sellita)50m

MSRP

Vanguard Steel Date$790

Aventurine (sellita)$699

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Aventurine (Sellita)

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Miyota 9015

ETA/Peseux 7001

Type

Automatic

Manual

Power Reserve

42h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$699

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