Round|Natural|GIA

3.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1242067718

Certificate GIA 1242067718

Diamond specifications and retailer prices

From $43,541 NZD

$24,540 USD

As of October 31, 2026

Save $44,549 NZD (51%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $88,090 NZD at The Perfect Carat · As of October 29, 2026

View at The Perfect Carat

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1242067718. Listed at 24 retailers as of October 29, 2026, with prices from $43,541 to $88,090, a $44,549 spread on the same certified stone. The Perfect Carat lists it at $88,090. 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

3.50

Carat

Colour

SI2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceStrong

Crown angle33°

Pavilion angle41.2°

OriginNatural

Grading LabGIA

CertificateGIA 1242067718

Dimensions9.80 × 9.85 × 5.88 mm

L/W Ratio1.01

Girdle conditionSlightly Thick

Key to symbols

Crystal, Feather, Cavity, Cloud

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceStrong

CertificateGIA 1242067718

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

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

Price History

Last verified: Oct 31

Current: $48,359 NZD|Low: $43,541 NZD|High: $97,539 NZD|Avg: $58,350 NZD|-42.8%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

The Perfect Carat

November 1, 2026

Retailer 12$43,541 NZD

Retailer 6$43,630 NZD

Retailer 23$43,657 NZD

Retailer 19$44,462 NZD

Retailer 18$44,852 NZD

Retailer 2$45,475 NZD

Retailer 3$45,924 NZD

Retailer 8$46,316 NZD

Retailer 10$48,101 NZD

Retailer 20$48,293 NZD

Retailer 1$48,359 NZD

Retailer 9$49,364 NZD

Retailer 7$49,918 NZD

Retailer 17$51,914 NZD

Retailer 5$51,943 NZD

Retailer 22$53,912 NZD

Retailer 21$55,938 NZD

Retailer 4$58,145 NZD

Retailer 16$58,774 NZD

Retailer 11$64,838 NZD

Retailer 13$80,761 NZD

Retailer 14$82,656 NZD

Retailer 15$84,567 NZD

The Perfect Carat$88,090 NZD

16 data points across 24 retailers

24 retailers$43,541 NZD to $88,090 NZD

B+

Cheapest Retailer

$43,541 NZD

$24,540 USD

B+

Retailer 2

$43,630 NZD

$24,590 USD

View

Retailer 3

$43,657 NZD

$24,605 USD

View

B+

Retailer 4

$44,462 NZD

$25,059 USD

View

B+

Retailer 5

$44,852 NZD

₹2,407,506 INR

View

B+

Retailer 6

$45,475 NZD

A$39,430 AUD

View

B+

Retailer 7

$45,924 NZD

$25,883 USD

View

Final sale: no returns

B+

Retailer 8

$46,316 NZD

$26,104 USD

View

B+

Retailer 9

$48,101 NZD

$27,110 USD

View

B+

Retailer 10

$48,293 NZD

$27,218 USD

View

Retailer 11

$48,359 NZD

£21,461 GBP

View

B+

Retailer 12

$49,364 NZD

$27,822 USD

View

B+

Retailer 13

$49,918 NZD

$28,134 USD

View

Retailer 14

$51,914 NZD

$29,259 USD

View

B+

Retailer 15

$51,943 NZD

$29,275 USD

View

Retailer 16

$53,912 NZD

$30,385 USD

View

B+

Retailer 17

$55,938 NZD

$31,527 USD

View

Retailer 18

$58,145 NZD

€31,210 EUR

View

Retailer 19

$58,774 NZD

£26,083 GBP

View

Price last confirmed 13 days ago

Retailer 20

$64,838 NZD

£28,774 GBP

View

Retailer 21

$80,761 NZD

CA$63,218 CAD

View

Retailer 22

$82,656 NZD

$46,585 USD

View

Retailer 23

$84,567 NZD

$47,662 USD

View

Most Expensive

The Perfect Carat

tpc_daa8a4f0-95c5-4f86-a018-59aa3135ff50 · Oct 29

$88,090 NZD

$49,648 USD

View

23 more retailers have this diamond

Prices start from $43,541 NZDSave up to $44,549 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.

Similar diamonds

3.50ct Round

$43,541 NZD