Round|Lab Grown|IGI

5.54ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG637453295

Shape and cutting style on the report: Round brilliant

Certificate IGI LG637453295

Diamond specifications and retailer prices

From $11,200 NZD

£4,970 GBP

As of October 27, 2026

Save $61,973 NZD (85%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $83,570 NZD at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 5.54ct lab-grown round diamond

This 5.54ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG637453295 or 637453295. Listed at 25 retailers as of October 27, 2026, with a 553% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.54

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG637453295

Dimensions11.36 × 11.44 × 6.91 mm

L/W Ratio1.01

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG637453295

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 27

Current: $16,324 NZD|Low: $11,135 NZD|High: $52,951 NZD|Avg: $21,433 NZD|-2.3%

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

October 28, 2026

Retailer 12$11,200 NZD

Retailer 18$11,726 NZD

Retailer 10$12,195 NZD

Retailer 9$12,232 NZD

Retailer 7$13,602 NZD

Retailer 13$13,602 NZD

Retailer 21$13,609 NZD

Retailer 6$15,069 NZD

Retailer 17$15,768 NZD

Retailer 2$15,900 NZD

Retailer 1$16,324 NZD

Retailer 11$16,884 NZD

Retailer 15$18,286 NZD

Retailer 20$24,856 NZD

Retailer 4$25,568 NZD

Retailer 16$29,519 NZD

Retailer 3$30,218 NZD

Retailer 19$31,355 NZD

Retailer 14$32,117 NZD

Retailer 5$36,219 NZD

Retailer 8$52,951 NZD

36 data points across 21 retailers

25 retailers$11,200 NZD to $73,172 NZD

Cheapest Retailer

$11,200 NZD

£4,970 GBP

Retailer 2

$11,726 NZD

$6,609 USD

View

Retailer 3

$12,195 NZD

$6,873 USD

View

Price last confirmed 18 days ago

Retailer 4

$12,232 NZD

$6,894 USD

View

Retailer 5

$13,602 NZD

$7,666 USD

View

Price last confirmed 19 days ago

Retailer 6

$13,602 NZD

$7,666 USD

View

Price last confirmed 29 days ago

Retailer 7

$13,609 NZD

$7,670 USD

View

Retailer 8

$15,557 NZD

HK$68,500 HKD

View

Price last confirmed 9 days ago

Retailer 9

$15,768 NZD

$8,887 USD

View

Retailer 10

$15,900 NZD

$8,961 USD

View

Price last confirmed 16 days ago

Retailer 11

$16,324 NZD

$9,200 USD

View

Retailer 12

$16,884 NZD

$9,516 USD

View

Price last confirmed 24 days ago

Retailer 13

$18,286 NZD

£8,115 GBP

View

Retailer 14

$24,627 NZD

$13,880 USD

View

Price last confirmed 31 days ago

Retailer 15

$24,856 NZD

$14,009 USD

View

Price last confirmed 10 days ago

Retailer 16

$25,568 NZD

$14,410 USD

View

Retailer 17

$29,519 NZD

£13,100 GBP

View

Retailer 18

$30,218 NZD

ZAR 275,140 ZAR

View

Price last confirmed 17 days ago

Retailer 19

$31,355 NZD

A$27,187 AUD

View

Price last confirmed 9 days ago

Retailer 20

$36,219 NZD

A$31,405 AUD

View

Price last confirmed 23 days ago

Retailer 21

$37,435 NZD

$21,098 USD

View

Price last confirmed 9 days ago

Retailer 22

$50,538 NZD

$28,483 USD

View

Retailer 23

$52,951 NZD

SGD 40,329 SGD

View

Price last confirmed 9 days ago

Retailer 24

$73,172 NZD

$41,240 USD

View

Most Expensive

Do Amore Diamonds

23-637453295 · Oct 23

$83,570 NZD

$47,100 USD

View

Price last confirmed 9 days ago

24 more retailers have this diamond

Prices start from $11,200 NZDSave up to $61,973 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

5.54ct Round

$11,200 NZD