Which is cheaper, the Lum-Tec B64 Chronograph or the Studio Underd0g Watermelon (Gen3)?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $550 for the Studio Underd0g Watermelon (Gen3) — a $5 gap before any retailer discounting.

Which is bigger, the Lum-Tec B64 Chronograph or the Studio Underd0g Watermelon (Gen3)?

The Lum-Tec B64 Chronograph wears larger at 44mm versus 38.5mm for the Studio Underd0g Watermelon (Gen3) — a 5.5mm difference across the dial.

Side by side

Lum-Tec B64 ChronographvsStudio Underd0g Watermelon (Gen3)

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

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

Studio Underd0g Watermelon (Gen3)

01wmb

MSRP $550

At a glance

9 of 29 specs differ

Diameter

B64 Chronograph44mm

Watermelon (Gen3)38.5mm

Power Reserve

B64 Chronograph40h

Watermelon (Gen3)40h

Water Resistance

B64 Chronograph100m

Watermelon (Gen3)—

MSRP

B64 Chronograph$545

Watermelon (Gen3)$550

Full specifications

Case

5 specs

Diameter

44mm

38.5mm

Lug-to-Lug

51.5mm

—

Lug Width

22mm

—

Material

Titanium (DLC coated)

Stainless Steel

Water Resistance

100m

—

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Inside

Dial Color

Standard

—

Pricing

1 specs

MSRP

$545

$550

Follow this matchup

Get a note when Lum-Tec B64 Chronograph vs Studio Underd0g Watermelon (Gen3) gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring