Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6522491371

Certificate GIA 6522491371

Diamond specifications and retailer prices

From HK$38,075 HKD

$4,853 USD

As of October 23, 2026

12 retailers carry this diamond

Most expensive: HK$80,599 HKD at NZ Jewellers · As of October 20, 2026

View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522491371. Listed at 12 retailers as of October 20, 2026. 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

1.51

Carat

Colour

SI2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 6522491371

Dimensions7.29 × 7.34 × 4.53 mm

L/W Ratio1.01

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6522491371

Side View

Caratlytics Score

No score right now

No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23

Current: HK$80,599 HKD|Low: HK$38,075 HKD|High: HK$84,012 HKD|Avg: HK$52,033 HKD|-3.1%

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

October 23, 2026

Retailer 11HK$38,075 HKD

Retailer 13HK$40,296 HKD

Retailer 8HK$43,661 HKD

Retailer 12HK$43,661 HKD

Retailer 5HK$44,642 HKD

Retailer 2HK$45,687 HKD

Retailer 10HK$50,377 HKD

Retailer 3HK$50,762 HKD

Retailer 6HK$50,762 HKD

Retailer 7HK$52,328 HKD

Retailer 4HK$52,488 HKD

Retailer 14HK$53,147 HKD

Retailer 9HK$71,382 HKD

NZ JewellersHK$80,599 HKD

33 data points across 14 retailers

12 retailersHK$38,075 HKD to HK$80,599 HKD

Retailer 1

HK$38,075 HKD

$4,853 USD

Price last confirmed 8 days ago

Retailer 2

HK$43,661 HKD

$5,565 USD

View

Price last confirmed 9 days ago

Retailer 3

HK$43,661 HKD

$5,565 USD

View

Price last confirmed 15 days ago

Retailer 4

HK$43,661 HKD

$5,565 USD

View

Price last confirmed 9 days ago

Retailer 5

HK$44,642 HKD

$5,690 USD

View

Price last confirmed 10 days ago

Retailer 6

HK$45,687 HKD

£4,585 GBP

View

Price last confirmed 9 days ago

Retailer 7

HK$50,377 HKD

$6,421 USD

View

Price last confirmed 11 days ago

Retailer 8

HK$52,328 HKD

€6,352 EUR

View

Price last confirmed 10 days ago

Retailer 9

HK$52,488 HKD

$6,690 USD

View

Price last confirmed 10 days ago

Retailer 10

HK$53,147 HKD

$6,774 USD

View

Price last confirmed 16 days ago

Retailer 11

HK$71,382 HKD

£7,164 GBP

View

Price last confirmed 10 days ago

Most Expensive

NZ Jewellers

8578a0c2-96a6-4bd0-9d6b-9f419ea283d1 · Oct 20

HK$80,599 HKD

$10,273 USD

View

Price last confirmed 11 days ago

11 more retailers have this diamond

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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1.51ct Round

HK$38,075 HKD