Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG640443902

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG640443902

Diamond specifications and retailer prices

From $363 SGD

$284 USD

As of October 29, 2026

Save $1,878 SGD (84%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $2,241 SGD at Brilliance · As of November 1, 2026

View at Brilliance

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640443902 or 640443902. Listed at 17 retailers as of October 29, 2026, with prices from $363 to $2,241, a $1,878 spread on the same certified stone. Brilliance lists it at $2,241. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle38.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG640443902

Dimensions7.19 × 8.30 × 4.91 mm

L/W Ratio1.15

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG640443902

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: $2,241 SGD|Low: $258 SGD|High: $2,241 SGD|Avg: $958 SGD|+43.8%

Brilliance

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 26, 2026

Retailer 2$363 SGD

Retailer 15$404 SGD

Retailer 5$607 SGD

Retailer 7$656 SGD

Retailer 14$675 SGD

Retailer 10$688 SGD

Retailer 8$747 SGD

Retailer 6$819 SGD

Retailer 4$845 SGD

Retailer 11$951 SGD

Retailer 13$1,025 SGD

Retailer 3$1,508 SGD

Retailer 12$1,628 SGD

Retailer 9$1,815 SGD

Brilliance$2,241 SGD

28 data points across 15 retailers

17 retailers$363 SGD to $2,241 SGD

Retailer 1

$313 SGD

$245 USD

Price last confirmed 27 days ago

Retailer 2

$363 SGD

$284 USD

View

Final sale: no returns

Retailer 3

$378 SGD

$296 USD

View

Price last confirmed 33 days ago

Retailer 4

$404 SGD

$316 USD

View

Price last confirmed 27 days ago

Retailer 5

$607 SGD

$475 USD

View

Price last confirmed 9 days ago

Retailer 6

$675 SGD

$528 USD

View

Price last confirmed 11 days ago

Retailer 7

$688 SGD

ZAR 8,693 ZAR

View

Price last confirmed 14 days ago

Retailer 8

$747 SGD

£460 GBP

View

Price last confirmed 10 days ago

Retailer 9

$845 SGD

$661 USD

View

Price last confirmed 11 days ago

Retailer 10

$951 SGD

A$1,144 AUD

View

Price last confirmed 14 days ago

Retailer 11

$1,025 SGD

$802 USD

View

Price last confirmed 10 days ago

Retailer 12

$1,474 SGD

$1,153 USD

View

Price last confirmed 12 days ago

Retailer 13

$1,508 SGD

A$1,815 AUD

View

Price last confirmed 27 days ago

Retailer 14

$1,628 SGD

£1,003 GBP

View

Price last confirmed 11 days ago

Retailer 15

$1,815 SGD

$1,420 USD

View

Price last confirmed 10 days ago

Retailer 16

$1,943 SGD

$1,520 USD

View

Price last confirmed 20 days ago

Most Expensive

Brilliance

D46310601 · Nov 1

$2,241 SGD

$1,753 USD

View

16 more retailers have this diamond

Prices start from $363 SGDSave up to $1,878 SGD

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

1.67ct Heart

$363 SGD