Round|Lab Grown|IGI

3.85ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG815601379

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815601379

Diamond specifications and retailer prices

From $1,101 NZD

$618 USD

As of October 26, 2026

Save $8,662 NZD (89%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: $9,763 NZD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.85ct lab-grown round diamond

This 3.85ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815601379 or 815601379. Listed at 14 retailers as of October 26, 2026, with prices from $1,101 to $9,763, a $8,662 spread on the same certified stone. Brilliant Earth lists it at $9,763. 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

3.85

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG815601379

Dimensions10.01 × 10.08 × 6.16 mm

L/W Ratio1.01

Girdle conditionFaceted

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 LG815601379

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 26

Current: $9,763 NZD|Low: $1,065 NZD|High: $10,065 NZD|Avg: $4,293 NZD|-3.0%

Brilliant Earth

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

October 29, 2026

Retailer 13$1,101 NZD

Retailer 11$1,233 NZD

Retailer 15$1,756 NZD

Retailer 5$2,034 NZD

Retailer 2$2,050 NZD

Retailer 10$2,901 NZD

Retailer 12$3,387 NZD

Retailer 9$3,394 NZD

Retailer 14$3,590 NZD

Retailer 3$4,085 NZD

Retailer 6$5,335 NZD

Retailer 8$5,935 NZD

Retailer 4$6,191 NZD

Retailer 7$8,504 NZD

Brilliant Earth$9,763 NZD

31 data points across 15 retailers

14 retailers$1,101 NZD to $9,763 NZD

Cheapest Retailer

$1,101 NZD

$618 USD

Retailer 2

$1,233 NZD

$692 USD

View

Retailer 3

$1,756 NZD

£776 GBP

View

Price last confirmed 12 days ago

Retailer 4

$2,034 NZD

$1,142 USD

View

Retailer 5

$2,050 NZD

€1,096 EUR

View

B+

Retailer 6

$2,901 NZD

A$2,505 AUD

View

Price last confirmed 8 days ago

B+

Retailer 7

$3,387 NZD

$1,901 USD

View

B+

Retailer 8

$3,394 NZD

$1,905 USD

View

B+

Retailer 9

$3,590 NZD

$2,015 USD

View

B+

Retailer 10

$4,085 NZD

$2,293 USD

View

Retailer 11

$5,335 NZD

SGD 4,047 SGD

View

Price last confirmed 16 days ago

Retailer 12

$5,935 NZD

£2,623 GBP

View

Retailer 13

$6,191 NZD

$3,475 USD

View

Most Expensive

Brilliant Earth

20803054A · Oct 28

$9,763 NZD

$5,480 USD

View

13 more retailers have this diamond

Prices start from $1,101 NZDSave up to $8,662 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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3.85ct Round

$1,101 NZD