Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2245072870

Certificate GIA 2245072870

Diamond specifications and retailer prices

From £5,767 GBP

HK$60,000 HKD

As of October 29, 2026

Save £6,809 GBP (54%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £12,577 GBP at NZ Jewellers · As of October 27, 2026

View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245072870. Listed at 25 retailers as of October 27, 2026, with prices from £5,767 to £12,577, a £6,809 spread on the same certified stone. NZ Jewellers lists it at £12,577. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.5°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 2245072870

Dimensions7.34 × 7.39 × 4.41 mm

L/W Ratio1.01

Culet sizeNone

Key to symbols

Feather, Crystal, Indented Natural, Needle, Natural

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 2245072870

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: £12,577 GBP|Low: £5,767 GBP|High: £12,577 GBP|Avg: £7,784 GBP

NZ Jewellers

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

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

October 30, 2026

Retailer 6£5,767 GBP

Retailer 22£5,935 GBP

Retailer 5£6,150 GBP

Retailer 12£6,499 GBP

Retailer 7£6,593 GBP

Retailer 3£6,740 GBP

Retailer 19£6,808 GBP

Retailer 9£6,940 GBP

Retailer 21£6,941 GBP

Retailer 16£7,157 GBP

Retailer 8£7,188 GBP

Retailer 2£7,247 GBP

Retailer 4£7,520 GBP

Retailer 24£7,635 GBP

Retailer 13£7,690 GBP

Retailer 10£7,713 GBP

Retailer 18£7,758 GBP

Retailer 14£7,909 GBP

Retailer 20£8,117 GBP

Retailer 11£8,676 GBP

Retailer 17£9,404 GBP

Retailer 23£9,873 GBP

Retailer 15£11,069 GBP

NZ Jewellers£12,577 GBP

21 data points across 24 retailers

25 retailers£5,767 GBP to £12,577 GBP

Cheapest Retailer

£5,767 GBP

HK$60,000 HKD

Retailer 2

£5,935 GBP

₹752,684 INR

View

Retailer 3

£6,150 GBP

$8,190 USD

View

B+

Retailer 4

£6,499 GBP

$8,655 USD

View

B+

Retailer 5

£6,593 GBP

$8,780 USD

View

Retailer 6

£6,605 GBP

SGD 11,887 SGD

View

Price last confirmed 18 days ago

B+

Retailer 7

£6,740 GBP

$8,976 USD

View

B+

Retailer 8

£6,808 GBP

View

B+

Retailer 9

£6,940 GBP

$9,242 USD

View

Final sale: no returns

B+

Retailer 10

£6,941 GBP

$9,243 USD

View

B+

Retailer 11

£7,157 GBP

A$14,663 AUD

View

B+

Retailer 12

£7,188 GBP

SGD 12,936 SGD

View

B+

Retailer 13

£7,247 GBP

$9,650 USD

View

B+

Retailer 14

£7,520 GBP

$10,014 USD

View

B+

Retailer 15

£7,635 GBP

$10,168 USD

View

B+

Retailer 16

£7,690 GBP

$10,241 USD

View

B+

Retailer 17

£7,713 GBP

$10,271 USD

View

B+

Retailer 18

£7,758 GBP

View

B+

Retailer 19

£7,909 GBP

$10,532 USD

View

B+

Retailer 20

£8,117 GBP

€10,295 EUR

View

B+

Retailer 21

£8,676 GBP

$11,554 USD

View

Retailer 22

£9,404 GBP

ZAR 202,304 ZAR

View

Price last confirmed 7 days ago

Retailer 23

£9,873 GBP

View

Retailer 24

£11,069 GBP

$14,740 USD

View

Most Expensive

NZ Jewellers

a8601bef-707d-4cee-be1f-cc3d63b107a9 · Oct 27

£12,577 GBP

$16,748 USD

View

24 more retailers have this diamond

Prices start from £5,767 GBPSave up to £6,809 GBP

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

1.50ct Round

£5,767 GBP