Round|Natural|GIA

1.42ct E IF Round Natural Diamond

EX • E/IF • GIA 1505403668

Certificate GIA 1505403668

Diamond specifications and retailer prices

From $12,135 SGD

€9,040 EUR

As of October 30, 2026

Save $18,944 SGD (61%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $31,078 SGD at Diamond Quarter · As of October 29, 2026

View at Diamond Quarter

About this 1.42ct natural round diamond

This 1.42ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1505403668. Listed at 16 retailers as of October 29, 2026, with prices from $12,135 to $31,078, a $18,944 spread on the same certified stone. Diamond Quarter lists it at $31,078. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceFaint

Crown angle36.5°

Pavilion angle40.6°

OriginNatural

Grading LabGIA

CertificateGIA 1505403668

Dimensions7.16 × 7.12 × 4.50 mm

L/W Ratio1.01

Star length50%

Lower girdle80%

Girdle conditionFaceted

Culet sizeNone

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceFaint

CertificateGIA 1505403668

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $18,883 SGD|Low: $11,713 SGD|High: $22,702 SGD|Avg: $16,086 SGD|-3.9%

Retailer 1

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

October 22, 2026

Retailer 13$12,135 SGD

Retailer 11$13,368 SGD

Retailer 12$13,529 SGD

Retailer 5$13,687 SGD

Retailer 9$13,692 SGD

Retailer 10$14,297 SGD

Retailer 4$14,466 SGD

Retailer 6$14,655 SGD

Retailer 7$15,673 SGD

Retailer 8$16,411 SGD

Retailer 2$18,084 SGD

Retailer 1$18,883 SGD

Retailer 14$20,579 SGD

Retailer 3$21,844 SGD

27 data points across 14 retailers

16 retailers$12,135 SGD to $31,078 SGD

A+

Cheapest Retailer

$12,135 SGD

€9,040 EUR

Retailer 2

$13,368 SGD

$10,457 USD

View

Retailer 3

$13,687 SGD

$10,706 USD

View

Price last confirmed 11 days ago

Retailer 4

$13,692 SGD

$10,710 USD

View

Price last confirmed 8 days ago

Retailer 5

$14,297 SGD

£8,806 GBP

View

Price last confirmed 9 days ago

Retailer 6

$14,655 SGD

A$17,637 AUD

View

Price last confirmed 27 days ago

Retailer 7

$14,751 SGD

$11,539 USD

View

Price last confirmed 15 days ago

Retailer 8

$14,774 SGD

$11,557 USD

View

Price last confirmed 96 days ago

Retailer 9

$15,673 SGD

$12,260 USD

View

Price last confirmed 9 days ago

Retailer 10

$16,227 SGD

$12,693 USD

View

Price last confirmed 16 days ago

Retailer 11

$16,411 SGD

€12,226 EUR

View

Price last confirmed 9 days ago

Retailer 12

$18,084 SGD

$14,146 USD

View

Price last confirmed 10 days ago

Retailer 13

$18,883 SGD

ZAR 238,618 ZAR

View

Price last confirmed 9 days ago

Retailer 14

$20,579 SGD

£12,675 GBP

View

Price last confirmed 10 days ago

Retailer 15

$21,844 SGD

$17,087 USD

View

Price last confirmed 11 days ago

Most Expensive

Diamond Quarter

1.42IFE1568D5C6N · Oct 29

$31,078 SGD

£19,142 GBP

View

15 more retailers have this diamond

Prices start from $12,135 SGDSave up to $18,944 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.

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A+

1.42ct Round

$12,135 SGD