NMK304 - SKX/SRPD Flat Sapphire Crystal

3 in stock


Upgrading your crystal from stock Hardlex glass to a premium Sapphire Crystal is a great first mod for your SKX007 or Seiko 5 Sports SRPD. This NMK304 SKX Flat Sapphire Crystal is designed to be the perfect replacement if you like the original flat Hardlex but want to upgrade it to a much higher quality sapphire crystal.

Our sapphire crystals have Anti-Reflective (AR) coating at the bottom side of the crystal. The AR coating comes in two colours - Blue and Clear AR.

Fits all our SKX007/SRPD Flat Inserts.

Compatible with SKX007, SKX009, SKX011, SKX171, SKX173, SKX175 and Seiko 5 Sports SRPD Range.

Also compatible with new SRPD Collection

5 Sports collection – SRPD55K3, SRPD57K1, SRPD59K1, SRPD55K1, SRPD55K3, SRPD57K1, SRPD59K1, SRPD61K1, SRPD63K1, SRPD65K1, and SRPD65K4

5 Suits collection – SRPD65K2, SRPD67K1, SRPD69K1, SRPD71K1, SRPD71K2, SRPD73K1, SRPD73K2, and SRPD75K1

5 Specialists collection – SRPD55K2, SRPD65K3, and SRPD76K1

5 Street collection – SRPD79K1, SRPD81K1, and SRPD83K1

5 Sense collection – SRPD77K and SRPD85K1

Free International Delivery
  • Your order of S$50 (or equivalent in your local currency) or more gets free standard shipping, and orders above S$200 is eligible for free express shipping! Shipping costs will be automatically deducted at checkout.

Customer Reviews

Based on 646 reviews
Chris S. (Vernon Hills, US)
Great crystal

Crystal fit perfect and the cyclops is a classy touch

Derrick W. (Austin, US)
oh man, this upgrade is elite!

the cyclops is so clean with the magnifying, also the blue AR is beautiful

Pete W. (Helston, GB)
NMK302 crystal

Excellent quality crystal, great A/R and perfect fit.

Michael (Perth, AU)
NH34 crystal

Easy install. First time using this style, and had to seek Keith’s advice who replied promptly and put me on the right track.
Excellent experience

James W. (Wolverhampton, GB)
Excellent Crystal

Great quality crystal purchased for my first SKX mod. The blue AR gives a lovely finish on the crystal is beautifully clear and very high quality. A superior upgrade from the standard Seiko Hardlex.