Carat Hunter · Diamond retailer comparisons

NZ Jewellers vs TenTen Diamonds

Side-by-side store comparison. Independent and non-promotional.

Data current as of June 4, 2026 · Updated daily. Zero affiliate revenue.

At a glance

NZ JewellersTenTen Diamonds
FoundedNot providedNot provided
HeadquartersAuckland, New ZealandNot provided
Live listings192,177212,161
Origin mixLab + NaturalLab + Natural
Cert labs acceptedAGS · EGL · GIA · GSI · HRD · IGI · NULL · None · OTHERAGS · EGL · EGL USA · GIA · GSI · HRD · IGI · NULL · None · OTHER
Ships toNew ZealandNot provided
Return window30 daysNot provided

Live listings, origin mix and accepted labs are updated daily. Founded, headquarters, shipping and return details are retailer-provided and were last verified March 7, 2026.

What each store stocks

Inventory composition observed live across each store's listings.

NZ Jewellers

Origin mix

Lab-grown 27%Natural 73%

Most common shapes

Round 83%·Oval 17%·Pear 0%

TenTen Diamonds

Origin mix

Lab-grown 24%Natural 76%

Most common shapes

Round 66%·Oval 17%·Emerald 9%·Pear 5%

Stones stocked by both

No live overlap right now

These stores do not currently share any of the same physical diamonds. Their inventories are mostly distinct.

Pick by what you are looking for

  • Need shipping to European Union? Neither store ships there.
  • Need GIA grading? Both stores carry it.
  • Need IGI grading? Both stores carry it.
  • Need HRD grading? Both stores carry it.
  • TenTen Diamonds stocks more lab-grown. NZ Jewellers stocks more natural.

Looking for a specific spec?

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Questions we get

Does Carat Hunter earn commission from either store?

No. We earn zero affiliate revenue from any retailer in our index.

Why do you not show price comparisons on this page?

Pricing varies per stone, not per store. Click through to any matched diamond above and you'll see both retailers' prices on the exact same physical stone, which is the real comparison.

How fresh is this data?

Live listings refresh daily. Static facts refresh monthly.

How do I find a specific stone at both stores?

Use the GIA or IGI certificate number in our search.