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Home/Browse/Lum-Tec/B66 Day Date
Lum-Tec B66 Day Date — Standard
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Lum-Tec B66 Day Date

SportMicrobrand
B64 Chronograph
B66 Day Date
1 Variant
Buy from Lum-Tec ↗
Buy used on eBay ↗
Retail MSRPSold out
$545
Low
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Avg
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Buy from Lum-Tec
Buy used on eBay
Alternatives
Case
44mm
Power Reserve
—
Movement
Automatic
Water Resistance
100m
Crystal
Domed Sapphire
01

Case Dimensions

Diameter44mm
Thickness—
Lug-to-Lug51.5mm
Lug Width22mm
02

Case Build

MaterialTitanium (DLC coated)
Water Resistance100m
03

Crystal & Dial

CrystalDomed Sapphire
Dial ColorStandard
04

Movement

TypeAutomatic
Beat Rate—
Power Reserve—
Jewels—
HackingNo
Hand-WindingNo
ComplicationsTime only
05

Design Language

Dial styleMatte
BezelFixed
Bracelet / strapNATO strap
HandsBaton
AI-detected from product image · 5/22/2026

Photos

In a nutshell

The Lum-Tec B66 Day Date is an automatic sport watch, with a 44mm titanium (dlc coated) case. Water resistance is rated to 100m, under a domed sapphire crystal. Manufacturer MSRP is $545. The dial color is standard.

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