Marquise|Natural|GIA

1.51ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 7552019426

Certificate GIA 7552019426

Diamond specifications and retailer prices

From $10,946 CAD

$7,836 USD

As of October 31, 2026

13 retailers carry this diamond

Most expensive: $14,833 CAD at Wholesale Diamonds Direct · As of October 21, 2026

View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7552019426. Listed at 13 retailers as of October 31, 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

Color

SI2

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.11°

Pavilion angle36.56°

OriginNatural

Grading LabGIA

CertificateGIA 7552019426

Dimensions11.46 × 6.06 × 3.61 mm

L/W Ratio1.89

Culet sizeNone

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 7552019426

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31

Current: $10,283 CAD|Low: $8,369 CAD|High: $15,274 CAD|Avg: $10,241 CAD|-2.4%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Wholesale Diamonds Direct

October 23, 2026

Retailer 4$8,369 CAD

Retailer 2$8,436 CAD

Retailer 3$8,580 CAD

Retailer 8$8,592 CAD

Retailer 5$8,788 CAD

Retailer 6$9,251 CAD

Retailer 9$9,708 CAD

Retailer 11$10,201 CAD

Retailer 10$10,262 CAD

Retailer 1$10,283 CAD

Retailer 7$11,509 CAD

Retailer 12$13,326 CAD

Wholesale Diamonds Direct$14,833 CAD

30 data points across 13 retailers

13 retailers

Retailer 1

$8,369 CAD

SGD 8,096 SGD

Price last confirmed 19 days ago

Retailer 2

$8,436 CAD

$6,039 USD

View

Price last confirmed 11 days ago

Retailer 3

$8,580 CAD

SGD 8,300 SGD

View

Price last confirmed 10 days ago

Retailer 4

$8,592 CAD

$6,151 USD

View

Price last confirmed 11 days ago

Retailer 5

$8,788 CAD

$6,291 USD

View

Price last confirmed 10 days ago

Retailer 6

$9,251 CAD

£5,215 GBP

View

Price last confirmed 11 days ago

Retailer 7

$9,708 CAD

$6,950 USD

View

Price last confirmed 11 days ago

Retailer 8

$10,201 CAD

$7,303 USD

View

Price last confirmed 12 days ago

Retailer 9

$10,262 CAD

$7,346 USD

View

Price last confirmed 13 days ago

Retailer 10

$10,283 CAD

€7,011 EUR

View

Price last confirmed 10 days ago

B+

Retailer 11

$10,946 CAD

$7,836 USD

View

Retailer 12

$13,326 CAD

$9,540 USD

View

Price last confirmed 13 days ago

Most Expensive

Wholesale Diamonds Direct

262936323 · Oct 21

$14,833 CAD

$10,618 USD

View

Price last confirmed 11 days ago

12 more retailers have this diamond

Prices start from $10,946 CAD

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 Marquise

$10,946 CAD