Oval|Lab Grown|IGI

1.45ct D VVS1 Oval Lab Grown Diamond

ID • D/VVS1 • IGI LG770640660

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770640660

Diamond specifications and retailer prices

From $430 NZD

$242 USD

As of November 1, 2026

Save $3,889 NZD (90%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $4,319 NZD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 1.45ct lab-grown oval diamond

This 1.45ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770640660 or 770640660. Listed at 25 retailers as of November 1, 2026, with prices from $430 to $4,319, a $3,889 spread on the same certified stone. Brilliant Earth lists it at $4,319. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.2°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG770640660

Dimensions8.99 × 6.39 × 3.94 mm

L/W Ratio1.41

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 LG770640660

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: Nov 1

Current: $4,319 NZD|Low: $425 NZD|High: $4,319 NZD|Avg: $1,340 NZD

Brilliant Earth

Retailer 2

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November 2, 2026

Retailer 10$430 NZD

Retailer 18$480 NZD

Retailer 3$498 NZD

Retailer 6$531 NZD

Retailer 12$531 NZD

Retailer 7$896 NZD

Retailer 14$919 NZD

Retailer 5$974 NZD

Retailer 20$997 NZD

Retailer 13$1,009 NZD

Retailer 16$1,037 NZD

Retailer 19$1,298 NZD

Retailer 2$1,418 NZD

Retailer 4$1,440 NZD

Retailer 9$1,712 NZD

Retailer 11$1,803 NZD

Retailer 17$1,982 NZD

Retailer 15$2,133 NZD

Retailer 8$2,357 NZD

Brilliant Earth$4,319 NZD

39 data points across 20 retailers

25 retailers$430 NZD to $4,319 NZD

Retailer 1

$425 NZD

$239 USD

Price last confirmed 41 days ago

Retailer 2

$430 NZD

$242 USD

View

Retailer 3

$480 NZD

$270 USD

View

Final sale: no returns

Retailer 4

$498 NZD

$280 USD

View

Retailer 5

$521 NZD

$293 USD

View

Price last confirmed 41 days ago

Retailer 6

$531 NZD

$299 USD

View

Price last confirmed 8 days ago

Retailer 7

$531 NZD

$299 USD

View

Retailer 8

$896 NZD

$504 USD

View

Retailer 9

$919 NZD

ZAR 8,353 ZAR

View

Retailer 10

$974 NZD

$548 USD

View

Retailer 11

$997 NZD

€534 EUR

View

Retailer 12

$1,009 NZD

£447 GBP

View

Retailer 13

$1,037 NZD

A$898 AUD

View

B+

Retailer 14

$1,298 NZD

A$1,124 AUD

View

B+

Retailer 15

$1,418 NZD

$798 USD

View

B+

Retailer 16

$1,440 NZD

$810 USD

View

B+

Retailer 17

$1,459 NZD

$821 USD

View

B+

Retailer 18

$1,712 NZD

$963 USD

View

Retailer 19

$1,717 NZD

$966 USD

View

Price last confirmed 17 days ago

B+

Retailer 20

$1,803 NZD

$1,015 USD

View

B+

Retailer 21

$1,982 NZD

A$1,716 AUD

View

B+

Retailer 22

$2,133 NZD

£945 GBP

View

Retailer 23

$2,239 NZD

$1,260 USD

View

Price last confirmed 15 days ago

Retailer 24

$2,357 NZD

$1,326 USD

View

Most Expensive

Brilliant Earth

20258488A · Nov 2

$4,319 NZD

$2,430 USD

View

24 more retailers have this diamond

Prices start from $430 NZDSave up to $3,889 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.

Where to buy this spec

See every retailer carrying 1.45ct D VVS1 oval lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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