Occasionwear
Dresses for every occasion
Whether it's a wedding, black-tie dinner or any special celebration, the right dress makes the moment. Our occasionwear range includes formal dresses, event dresses and tailored options for guests, hosts and everything in between. You'll find a wide range of silhouettes, colours and fabrics, all designed to deliver a refined, modern finish.
With floor-length gowns, midi dresses and cocktail styles available, each piece in the collection is selected to suit a particular moment. From understated elegance to eye-catching statement looks, our occasionwear is about versatility, quality and ease of wear.
Always curated for quality
Our collection of special occasion dresses highlights some of Australia's most respected design talents, like Rachel Gilbert and One Fell Swoop. Expect rich colours, structured fits and flattering lines, with details like ruching, draped fronts, statement sleeves and luxe fabric blends. Whether you prefer classic tones or bold hues, the collection offers something for every mood and occasion.
Experience the Mariko Boutique difference
For over 30 years, we've helped modern women in Western Australia find the perfect event dresses for life’s most memorable occasions. From school balls to mother-of-the-bride moments, our team brings experience, care and attention to every fitting. We're here to help you find the perfect fit and dress style, both online and in-store. Explore our full dress collection today, or browse by occasion with our curated edits for cocktail parties, race days and wedding guests.
FAQs
Our collection is ideal for a wide range of formal and semi-formal events. Customers often choose our special occasion dresses for weddings (both as a guest and mother of the bride or groom), engagement parties, gala dinners, cocktail functions, race days and milestone birthdays.
Yes. We offer a number of formal dresses that prioritise coverage. Look for dresses with longer sleeves, higher necklines, structured bodices or A-line silhouettes. These options are well-suited to customers looking for a more modest or classic profile.
Fittings are available during regular opening hours, and no appointment is required. If you'd like personalised assistance or are travelling in for a specific occasion, we recommend calling ahead so a staff member can support you directly with sizing or styling for event dresses.
Yes. For domestic orders within Australia, we offer $15 express shipping. Once dispatched, orders typically arrive within three to five business days and include full tracking. Standard shipping is $10 or free for orders over $450, with delivery in approximately five to seven business days.