Round|Lab Grown|IGI

3.81ct D VS2 Round Lab Grown Diamond

ID • D/VS2 • IGI LG706520182

Shape and cutting style on the report: Round brilliant

Certificate IGI LG706520182

Diamond specifications and retailer prices

From $1,611 NZD

$905 USD

As of October 29, 2026

Save $4,682 NZD (74%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $8,244 NZD at Brilliant Earth · As of October 17, 2026

View at Brilliant Earth

About this 3.81ct lab-grown round diamond

This 3.81ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706520182 or 706520182. Listed at 16 retailers as of October 29, 2026, with a 291% 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

3.81

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.4°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG706520182

Dimensions10.07 × 10.03 × 6.15 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG706520182

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 29

Current: $8,244 NZD|Low: $1,152 NZD|High: $8,493 NZD|Avg: $3,737 NZD|-2.9%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

October 29, 2026

Retailer 10$1,611 NZD

Retailer 6$1,670 NZD

Retailer 11$2,382 NZD

Retailer 2$2,546 NZD

Retailer 5$2,689 NZD

Retailer 9$2,694 NZD

Retailer 3$3,333 NZD

Retailer 7$3,971 NZD

Retailer 8$5,224 NZD

Retailer 4$6,293 NZD

Brilliant Earth$8,244 NZD

37 data points across 11 retailers

16 retailers$1,611 NZD to $6,293 NZD

Retailer 1

$1,382 NZD

$776 USD

Price last confirmed 28 days ago

Retailer 2

$1,565 NZD

$879 USD

View

Price last confirmed 23 days ago

Retailer 3

$1,611 NZD

$905 USD

View

Final sale: no returns

Retailer 4

$1,670 NZD

$938 USD

View

Price last confirmed 27 days ago

Retailer 5

$1,670 NZD

$938 USD

View

Price last confirmed 12 days ago

Retailer 6

$2,382 NZD

$1,338 USD

View

Retailer 7

$2,546 NZD

£1,126 GBP

View

B+

Retailer 8

$2,689 NZD

$1,510 USD

View

B+

Retailer 9

$2,694 NZD

$1,513 USD

View

B+

Retailer 10

$3,333 NZD

$1,872 USD

View

B+

Retailer 11

$3,971 NZD

$2,230 USD

View

Retailer 12

$4,693 NZD

$2,636 USD

View

Price last confirmed 22 days ago

Retailer 13

$5,224 NZD

$2,934 USD

View

Retailer 14

$5,777 NZD

$3,245 USD

View

Price last confirmed 11 days ago

Retailer 15

$6,293 NZD

£2,783 GBP

View

Most Expensive

Brilliant Earth

17111620A · Oct 17

$8,244 NZD

$4,630 USD

View

Price last confirmed 12 days ago

15 more retailers have this diamond

Prices start from $1,611 NZDSave up to $4,682 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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3.81ct Round

$1,611 NZD