Radiant|Lab Grown|IGI

4.10ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG677521658

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG677521658

Diamond specifications and retailer prices

From $5,642 NZD

$3,180 USD

As of October 30, 2026

Save $33,179 NZD (85%) vs most expensive(unlock to see where)

31 retailers carry this diamond

Most expensive: $38,822 NZD at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 4.1ct lab-grown radiant diamond

This 4.1ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677521658 or 677521658. Listed at 31 retailers as of October 30, 2026, with prices from $5,642 to $38,822, a $33,179 spread on the same certified stone. Do Amore Diamonds lists it at $38,822. 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

4.10

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.9°

Pavilion angle33.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG677521658

Dimensions11.84 × 8.02 × 5.16 mm

L/W Ratio1.48

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 LG677521658

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 30

Current: $38,822 NZD|Low: $5,642 NZD|High: $40,649 NZD|Avg: $15,773 NZD|-4.5%

Do Amore Diamonds

Retailer 2

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Retailer 23

November 1, 2026

Retailer 3$5,642 NZD

Retailer 21$6,448 NZD

Retailer 11$6,822 NZD

Retailer 18$7,420 NZD

Retailer 19$7,472 NZD

Retailer 13$9,028 NZD

Retailer 5$9,062 NZD

Retailer 20$9,212 NZD

Retailer 2$9,580 NZD

Retailer 8$11,059 NZD

Retailer 16$11,547 NZD

Retailer 17$11,681 NZD

Retailer 14$12,695 NZD

Retailer 9$15,376 NZD

Retailer 10$16,290 NZD

Retailer 12$16,411 NZD

Retailer 22$16,432 NZD

Retailer 4$18,020 NZD

Retailer 23$20,192 NZD

Retailer 7$25,424 NZD

Retailer 15$25,702 NZD

Retailer 6$26,253 NZD

Do Amore Diamonds$38,822 NZD

35 data points across 23 retailers

31 retailers$5,642 NZD to $38,822 NZD

Cheapest Retailer

$5,642 NZD

$3,180 USD

Retailer 2

$5,908 NZD

$3,330 USD

View

Price last confirmed 23 days ago

Retailer 3

$5,908 NZD

$3,330 USD

View

Price last confirmed 32 days ago

Retailer 4

$6,428 NZD

$3,623 USD

View

Price last confirmed 34 days ago

Retailer 5

$6,448 NZD

$3,634 USD

View

Retailer 6

$6,758 NZD

$3,809 USD

View

Price last confirmed 34 days ago

Retailer 7

$6,822 NZD

$3,845 USD

View

Retailer 8

$6,852 NZD

$3,862 USD

View

Price last confirmed 28 days ago

Retailer 9

$7,420 NZD

$4,182 USD

View

Final sale: no returns

Retailer 10

$7,472 NZD

$4,211 USD

View

Retailer 11

$9,028 NZD

$5,088 USD

View

Retailer 12

$9,062 NZD

HK$39,900 HKD

View

Retailer 13

$9,212 NZD

$5,192 USD

View

Retailer 14

$9,453 NZD

$5,328 USD

View

Price last confirmed 21 days ago

Retailer 15

$9,453 NZD

$5,328 USD

View

Price last confirmed 31 days ago

Retailer 16

$9,580 NZD

£4,251 GBP

View

Retailer 17

$11,059 NZD

£4,908 GBP

View

B+

Retailer 18

$11,547 NZD

$6,508 USD

View

Retailer 19

$11,681 NZD

€6,270 EUR

View

B+

Retailer 20

$12,695 NZD

$7,155 USD

View

B+

Retailer 21

$15,376 NZD

ZAR 139,998 ZAR

View

B+

Retailer 22

$16,290 NZD

£7,229 GBP

View

Retailer 23

$16,411 NZD

A$14,230 AUD

View

Price last confirmed 9 days ago

B+

Retailer 24

$16,432 NZD

$9,261 USD

View

B+

Retailer 25

$18,020 NZD

$10,156 USD

View

Retailer 26

$20,165 NZD

$11,365 USD

View

B+

Retailer 27

$20,192 NZD

$11,380 USD

View

Retailer 28

$25,424 NZD

$14,329 USD

View

Retailer 29

$25,702 NZD

A$22,286 AUD

View

Price last confirmed 23 days ago

Retailer 30

$26,253 NZD

SGD 19,995 SGD

View

Most Expensive

Do Amore Diamonds

27-344E2F988 · Oct 31

$38,822 NZD

$21,880 USD

View

30 more retailers have this diamond

Prices start from $5,642 NZDSave up to $33,179 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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