Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754509033

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754509033

Diamond specifications and retailer prices

From $550 NZD

$310 USD

As of October 30, 2026

Save $4,367 NZD (89%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: $4,917 NZD at Blue Nile · As of October 31, 2026

View at Blue Nile

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754509033 or 754509033. Listed at 32 retailers as of October 30, 2026, with prices from $550 to $4,917, a $4,367 spread on the same certified stone. Blue Nile lists it at $4,917. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754509033

Dimensions9.62 × 6.57 × 4.03 mm

L/W Ratio1.46

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG754509033

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Oct 30

Current: $4,917 NZD|Low: $520 NZD|High: $5,997 NZD|Avg: $2,110 NZD

Blue Nile

Retailer 2

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October 31, 2026

Retailer 25$550 NZD

Retailer 18$573 NZD

Retailer 12$863 NZD

Retailer 4$901 NZD

Retailer 23$905 NZD

Retailer 24$1,043 NZD

Retailer 9$1,045 NZD

Retailer 22$1,091 NZD

Retailer 19$1,123 NZD

Retailer 10$1,278 NZD

Retailer 11$1,425 NZD

Retailer 5$1,471 NZD

Retailer 21$1,477 NZD

Retailer 3$1,767 NZD

Retailer 17$2,172 NZD

Retailer 7$2,264 NZD

Retailer 14$2,336 NZD

Retailer 6$2,462 NZD

Retailer 15$2,506 NZD

Retailer 20$2,560 NZD

Retailer 2$3,413 NZD

Retailer 8$4,116 NZD

Retailer 16$4,294 NZD

Retailer 13$4,755 NZD

Blue Nile$4,917 NZD

38 data points across 25 retailers

32 retailers$550 NZD to $4,917 NZD

Retailer 1

$493 NZD

$278 USD

Price last confirmed 32 days ago

Retailer 2

$538 NZD

$303 USD

View

Price last confirmed 17 days ago

Retailer 3

$550 NZD

$310 USD

View

Final sale: no returns

Retailer 4

$573 NZD

$323 USD

View

Price last confirmed 36 days ago

Retailer 5

$575 NZD

$324 USD

View

Retailer 6

$575 NZD

$324 USD

View

Price last confirmed 21 days ago

Retailer 7

$575 NZD

$324 USD

View

Price last confirmed 28 days ago

Retailer 8

$603 NZD

$340 USD

View

Price last confirmed 31 days ago

Retailer 9

$863 NZD

HK$3,800 HKD

View

Retailer 10

$901 NZD

$508 USD

View

Retailer 11

$905 NZD

$510 USD

View

Retailer 12

$1,043 NZD

€560 EUR

View

Retailer 13

$1,045 NZD

$589 USD

View

Retailer 14

$1,091 NZD

ZAR 9,936 ZAR

View

Retailer 15

$1,123 NZD

£498 GBP

View

Retailer 16

$1,278 NZD

A$1,108 AUD

View

Retailer 17

$1,425 NZD

$803 USD

View

Retailer 18

$1,471 NZD

$829 USD

View

Retailer 19

$1,477 NZD

A$1,281 AUD

View

B+

Retailer 20

$1,767 NZD

$996 USD

View

Retailer 21

$2,042 NZD

$1,151 USD

View

Price last confirmed 21 days ago

Retailer 22

$2,172 NZD

$1,224 USD

View

Price last confirmed 30 days ago

B+

Retailer 23

$2,264 NZD

$1,276 USD

View

B+

Retailer 24

$2,336 NZD

$1,316 USD

View

B+

Retailer 25

$2,462 NZD

$1,387 USD

View

B+

Retailer 26

$2,506 NZD

SGD 1,909 SGD

View

B+

Retailer 27

$2,560 NZD

£1,136 GBP

View

B+

Retailer 28

$3,413 NZD

A$2,959 AUD

View

Retailer 29

$4,116 NZD

$2,320 USD

View

Retailer 30

$4,294 NZD

$2,420 USD

View

Price last confirmed 33 days ago

Retailer 31

$4,755 NZD

$2,680 USD

View

Most Expensive

Blue Nile

28929769 · Oct 31

$4,917 NZD

$2,771 USD

View

31 more retailers have this diamond

Prices start from $550 NZDSave up to $4,367 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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