Round|Natural|GIA

1.60ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2547741234

Certificate GIA 2547741234

Diamond specifications and retailer prices

From $11,474 NZD

$6,467 USD

As of November 1, 2026

Save $12,814 NZD (53%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $24,288 NZD at NZ Jewellers · As of October 30, 2026

View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2547741234. Listed at 18 retailers as of October 30, 2026, with prices from $11,474 to $24,288, a $12,814 spread on the same certified stone. NZ Jewellers lists it at $24,288. 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

1.60

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 2547741234

Dimensions7.45 × 7.41 × 4.66 mm

L/W Ratio1.01

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 2547741234

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: $14,936 NZD|Low: $12,154 NZD|High: $20,483 NZD|Avg: $15,013 NZD|-1.2%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

November 2, 2026

Retailer 8$12,154 NZD

Retailer 2$13,156 NZD

Retailer 10$13,359 NZD

Retailer 5$13,496 NZD

Retailer 7$13,925 NZD

Retailer 9$14,065 NZD

Retailer 1$14,936 NZD

Retailer 3$15,798 NZD

Retailer 6$17,841 NZD

Retailer 4$20,240 NZD

40 data points across 10 retailers

18 retailers$11,474 NZD to $24,288 NZD

B+

Cheapest Retailer

$11,474 NZD

$6,467 USD

B+

Retailer 2

$12,145 NZD

$6,845 USD

View

B+

Retailer 3

$12,154 NZD

$6,850 USD

View

B+

Retailer 4

$12,932 NZD

$7,289 USD

View

B+

Retailer 5

$13,156 NZD

$7,415 USD

View

B+

Retailer 6

$13,359 NZD

$7,529 USD

View

B+

Retailer 7

$13,496 NZD

£5,989 GBP

View

Retailer 8

$13,925 NZD

$7,848 USD

View

Retailer 9

$14,065 NZD

A$12,195 AUD

View

Price last confirmed 29 days ago

B+

Retailer 10

$14,936 NZD

£6,628 GBP

View

Retailer 11

$15,181 NZD

$8,556 USD

View

Price last confirmed 56 days ago

B+

Retailer 12

$15,181 NZD

$8,556 USD

View

B+

Retailer 13

$15,798 NZD

€8,480 EUR

View

Retailer 14

$15,997 NZD

$9,016 USD

View

Price last confirmed 20 days ago

Retailer 15

$17,841 NZD

ZAR 162,442 ZAR

View

Retailer 16

$20,240 NZD

£8,982 GBP

View

Retailer 17

$24,288 NZD

$13,689 USD

View

Price last confirmed 62 days ago

Most Expensive

NZ Jewellers

afaf7e6f-cb21-4f6e-9aff-798e8fcb11b2 · Oct 30

$24,288 NZD

$13,689 USD

View

17 more retailers have this diamond

Prices start from $11,474 NZDSave up to $12,814 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+

1.60ct Round

$11,474 NZD