Round|Natural|GIA

1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6542939271

Certificate GIA 6542939271

Diamond specifications and retailer prices

From $8,092 NZD

$4,553 USD

As of November 1, 2026

Save $9,528 NZD (54%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $17,620 NZD at NZ Jewellers · As of November 2, 2026

View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542939271. Listed at 18 retailers as of November 1, 2026, with prices from $8,092 to $17,620, a $9,528 spread on the same certified stone. NZ Jewellers lists it at $17,620. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.70

Carat

Colour

SI2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.5°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 6542939271

Dimensions7.65 × 7.69 × 4.69 mm

L/W Ratio1.01

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6542939271

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: $17,620 NZD|Low: $7,043 NZD|High: $17,620 NZD|Avg: $10,344 NZD

NZ Jewellers

Retailer 2

Retailer 3

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Retailer 5

Retailer 6

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Retailer 11

Retailer 12

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Retailer 15

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Retailer 17

Retailer 18

Retailer 19

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Retailer 21

Retailer 22

November 2, 2026

Retailer 15$7,437 NZD

Retailer 21$8,092 NZD

Retailer 7$8,325 NZD

Retailer 19$8,808 NZD

Retailer 14$8,882 NZD

Retailer 17$8,883 NZD

Retailer 3$9,205 NZD

Retailer 9$9,439 NZD

Retailer 11$9,450 NZD

Retailer 8$9,544 NZD

Retailer 10$9,544 NZD

Retailer 22$9,544 NZD

Retailer 2$10,209 NZD

Retailer 5$10,486 NZD

Retailer 18$10,486 NZD

Retailer 20$10,842 NZD

Retailer 6$11,012 NZD

Retailer 16$11,218 NZD

Retailer 4$11,622 NZD

Retailer 12$12,359 NZD

Retailer 13$15,520 NZD

NZ Jewellers$17,620 NZD

34 data points across 22 retailers

18 retailers$8,092 NZD to $17,620 NZD

B+

Cheapest Retailer

$8,092 NZD

$4,553 USD

B+

Retailer 2

$8,312 NZD

$4,677 USD

View

B+

Retailer 3

$8,325 NZD

$4,684 USD

View

B+

Retailer 4

$8,808 NZD

$4,956 USD

View

Final sale: no returns

B+

Retailer 5

$8,883 NZD

$4,998 USD

View

B+

Retailer 6

$9,439 NZD

$5,311 USD

View

B+

Retailer 7

$9,544 NZD

$5,370 USD

View

B+

Retailer 8

$9,544 NZD

$5,370 USD

View

B+

Retailer 9

$9,544 NZD

$5,370 USD

View

B+

Retailer 10

$10,209 NZD

£4,523 GBP

View

Retailer 11

$10,486 NZD

$5,900 USD

View

Retailer 12

$10,486 NZD

$5,900 USD

View

Retailer 13

$10,842 NZD

$6,100 USD

View

B+

Retailer 14

$11,012 NZD

$6,196 USD

View

B+

Retailer 15

$11,218 NZD

€6,011 EUR

View

Retailer 16

$11,622 NZD

$6,539 USD

View

Price last confirmed 18 days ago

Retailer 17

$15,520 NZD

£6,876 GBP

View

Most Expensive

NZ Jewellers

5b1d2f17-7e90-48fd-948f-8d3661705a0b · Nov 2

$17,620 NZD

$9,914 USD

View

17 more retailers have this diamond

Prices start from $8,092 NZDSave up to $9,528 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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B+

1.70ct Round

$8,092 NZD