Marquise|Natural|GIA

1.51ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 7553357466

Certificate GIA 7553357466

Diamond specifications and retailer prices

From $13,006 SGD

$10,170 USD

As of November 1, 2026

Save $10,373 SGD (44%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $23,380 SGD at NZ Jewellers · As of October 30, 2026

View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553357466. Listed at 26 retailers as of October 30, 2026, with prices from $13,006 to $23,380, a $10,373 spread on the same certified stone. NZ Jewellers lists it at $23,380. 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

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 7553357466

Dimensions11.87 × 6.01 × 3.45 mm

L/W Ratio1.98

Girdle conditionFaceted

Culet sizeNone

Key to symbols

Crystal, Feather, Cavity, Needle

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

CertificateGIA 7553357466

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Nov 1

Current: $23,380 SGD|Low: $13,006 SGD|High: $23,380 SGD|Avg: $16,361 SGD

NZ Jewellers

Retailer 2

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Retailer 25

November 2, 2026

Retailer 6$13,006 SGD

Retailer 11$13,015 SGD

Retailer 22$13,177 SGD

Retailer 7$13,389 SGD

Retailer 2$13,422 SGD

Retailer 24$13,844 SGD

Retailer 12$14,027 SGD

Retailer 3$14,028 SGD

Retailer 9$14,967 SGD

Retailer 19$15,166 SGD

Retailer 5$15,197 SGD

Retailer 23$15,249 SGD

Retailer 25$15,431 SGD

Retailer 16$15,494 SGD

Retailer 17$15,803 SGD

Retailer 4$16,357 SGD

Retailer 15$16,357 SGD

Retailer 14$16,704 SGD

Retailer 13$16,889 SGD

Retailer 8$16,907 SGD

Retailer 18$17,102 SGD

Retailer 10$17,535 SGD

Retailer 21$20,609 SGD

Retailer 20$21,909 SGD

NZ Jewellers$23,380 SGD

36 data points across 25 retailers

26 retailers$13,006 SGD to $23,380 SGD

Cheapest Retailer

$13,006 SGD

$10,170 USD

Retailer 2

$13,015 SGD

$10,177 USD

View

Retailer 3

$13,177 SGD

A$15,852 AUD

View

B+

Retailer 4

$13,389 SGD

$10,469 USD

View

Retailer 5

$13,422 SGD

$10,495 USD

View

B+

Retailer 6

$13,844 SGD

$10,825 USD

View

B+

Retailer 7

$14,027 SGD

$10,968 USD

View

Final sale: no returns

B+

Retailer 8

$14,028 SGD

$10,969 USD

View

B+

Retailer 9

$14,967 SGD

$11,703 USD

View

B+

Retailer 10

$15,166 SGD

£9,337 GBP

View

B+

Retailer 11

$15,197 SGD

$11,883 USD

View

Retailer 12

$15,249 SGD

A$18,343 AUD

View

Price last confirmed 10 days ago

B+

Retailer 13

$15,431 SGD

$12,066 USD

View

B+

Retailer 14

$15,494 SGD

$12,115 USD

View

Retailer 15

$15,803 SGD

$12,357 USD

View

Price last confirmed 10 days ago

Retailer 16

$16,357 SGD

$12,790 USD

View

Retailer 17

$16,357 SGD

$12,790 USD

View

Retailer 18

$16,704 SGD

$13,061 USD

View

B+

Retailer 19

$16,889 SGD

€12,577 EUR

View

Retailer 20

$16,907 SGD

$13,220 USD

View

B+

Retailer 21

$17,102 SGD

$13,373 USD

View

B+

Retailer 22

$17,535 SGD

$13,711 USD

View

Retailer 23

$17,896 SGD

$13,993 USD

View

Price last confirmed 52 days ago

Retailer 24

$20,609 SGD

ZAR 260,329 ZAR

View

Retailer 25

$21,909 SGD

£13,489 GBP

View

Most Expensive

NZ Jewellers

90d1e83d-884f-47a5-b97e-aee151af1695 · Oct 30

$23,380 SGD

$18,281 USD

View

25 more retailers have this diamond

Prices start from $13,006 SGDSave up to $10,373 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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