Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2245072899

Certificate GIA 2245072899

Diamond specifications and retailer prices

From $11,454 SGD

HK$70,000 HKD

As of October 30, 2026

Save $10,574 SGD (48%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $22,028 SGD at With Clarity · As of October 30, 2026

View at With Clarity

About this 1.5ct natural round diamond

This 1.5ct natural round 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 and certified by GIA 2245072899. Listed at 26 retailers as of October 30, 2026, with prices from $11,454 to $22,028, a $10,574 spread on the same certified stone. With Clarity lists it at $22,028. 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 angle41.2°

OriginNatural

Grading LabGIA

CertificateGIA 2245072899

Dimensions7.30 × 7.33 × 4.50 mm

L/W Ratio1.00

Culet sizeNone

Key to symbols

Feather, Crystal, Needle

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 2245072899

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 30

Current: $17,264 SGD|Low: $11,454 SGD|High: $23,473 SGD|Avg: $16,402 SGD|-6.2%

Retailer 1

Retailer 2

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Retailer 7

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Retailer 11

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Retailer 21

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Retailer 25

With Clarity

October 31, 2026

Retailer 19$11,454 SGD

Retailer 21$11,792 SGD

Retailer 7$13,021 SGD

Retailer 15$13,667 SGD

Retailer 8$13,928 SGD

Retailer 12$14,144 SGD

Retailer 10$14,178 SGD

Retailer 25$14,315 SGD

Retailer 9$14,331 SGD

Retailer 20$14,440 SGD

Retailer 11$14,728 SGD

Retailer 3$14,730 SGD

Retailer 23$14,920 SGD

Retailer 17$14,954 SGD

Retailer 6$15,957 SGD

Retailer 5$16,202 SGD

Retailer 13$16,292 SGD

Retailer 24$16,341 SGD

Retailer 2$16,603 SGD

Retailer 16$16,771 SGD

Retailer 1$17,264 SGD

Retailer 18$18,976 SGD

Retailer 14$19,501 SGD

Retailer 22$20,853 SGD

Retailer 4$20,952 SGD

With Clarity$22,028 SGD

18 data points across 26 retailers

26 retailers$11,454 SGD to $22,028 SGD

Cheapest Retailer

$11,454 SGD

HK$70,000 HKD

B+

Retailer 2

$11,792 SGD

₹878,496 INR

View

B+

Retailer 3

$13,021 SGD

$10,185 USD

View

B+

Retailer 4

$13,667 SGD

$10,691 USD

View

Retailer 5

$13,894 SGD

View

Price last confirmed 18 days ago

B+

Retailer 6

$13,928 SGD

$10,895 USD

View

B+

Retailer 7

$14,144 SGD

$11,064 USD

View

B+

Retailer 8

$14,178 SGD

View

B+

Retailer 9

$14,315 SGD

£8,817 GBP

View

B+

Retailer 10

$14,331 SGD

$11,210 USD

View

B+

Retailer 11

$14,440 SGD

£8,894 GBP

View

B+

Retailer 12

$14,728 SGD

$11,521 USD

View

Final sale: no returns

B+

Retailer 13

$14,730 SGD

$11,522 USD

View

B+

Retailer 14

$14,920 SGD

$11,671 USD

View

Retailer 15

$14,954 SGD

A$17,996 AUD

View

Price last confirmed 7 days ago

Retailer 16

$15,957 SGD

$12,482 USD

View

Retailer 17

$16,202 SGD

$12,674 USD

View

Retailer 18

$16,292 SGD

$12,744 USD

View

Retailer 19

$16,341 SGD

$12,782 USD

View

Retailer 20

$16,603 SGD

€12,369 EUR

View

Retailer 21

$16,771 SGD

$13,119 USD

View

Retailer 22

$17,264 SGD

$13,504 USD

View

Retailer 23

$19,501 SGD

ZAR 246,428 ZAR

View

Retailer 24

$20,853 SGD

$16,312 USD

View

Retailer 25

$20,952 SGD

£12,905 GBP

View

Most Expensive

With Clarity

2245072899 · Oct 30

$22,028 SGD

$17,231 USD

View

25 more retailers have this diamond

Prices start from $11,454 SGDSave up to $10,574 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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$11,454 SGD