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Marquise|Natural|GIA

1.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1547730440

Certificate GIA 1547730440

Diamond specifications and retailer prices

From £5,932 GBP
$7,961 USD
As of November 2, 2026
Save £5,125 GBP (46%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £11,057 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1547730440. Listed at 19 retailers as of October 30, 2026, with prices from £5,932 to £11,057, a £5,125 spread on the same certified stone. NZ Jewellers lists it at £11,057. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle38.44°
Pavilion angle39.6°
OriginNatural
Grading LabGIA
CertificateGIA 1547730440
Dimensions11.27 × 5.97 × 3.78 mm
L/W Ratio1.89
Girdle conditionVery Thick
Key to symbols
Crystal, Feather, Twinning Wisp, Needle
Top View
11.27 mm5.97 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1547730440
Side View
Table 56.0%Crown 38.44°Girdle: MediumPavilion 39.6°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
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: Nov 2
Current: £11,057 GBP|Low: £5,932 GBP|High: £11,057 GBP|Avg: £7,741 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
November 2, 2026
Retailer 5£5,932 GBP
Retailer 11£6,196 GBP
Retailer 3£6,272 GBP
Retailer 14£6,634 GBP
Retailer 16£7,187 GBP
Retailer 10£7,267 GBP
Retailer 13£7,298 GBP
Retailer 4£7,459 GBP
Retailer 2£7,475 GBP
Retailer 8£7,716 GBP
Retailer 7£7,899 GBP
Retailer 15£7,899 GBP
Retailer 6£8,293 GBP
Retailer 9£8,357 GBP
Retailer 12£10,361 GBP
NZ Jewellers£11,057 GBP

31 data points across 16 retailers

19 retailers£5,932 GBP to £11,057 GBP

A
Cheapest Retailer
-
£5,932 GBP
$7,961 USD
A
Retailer 2
-
£6,196 GBP
$8,314 USD
View
B+
Retailer 3
-
£6,271 GBP
A$12,947 AUD
View
A
Retailer 4
-
£6,272 GBP
$8,417 USD
View
B+
Retailer 5
-
£6,491 GBP
CA$12,097 CAD
View
B+
Retailer 6
-
£6,634 GBP
$8,903 USD
View
Final sale: no returns
B+
Retailer 7
-
£7,187 GBP
$9,645 USD
View
B+
Retailer 8
-
£7,267 GBP
View
B+
Retailer 9
-
£7,298 GBP
$9,793 USD
View
B+
Retailer 10
-
£7,459 GBP
$10,010 USD
View
B+
Retailer 11
-
£7,475 GBP
View
B+
Retailer 12
-
£7,716 GBP
$10,355 USD
View
B+
Retailer 13
-
£7,899 GBP
$10,600 USD
View
B+
Retailer 14
-
£7,899 GBP
$10,600 USD
View
B
Retailer 15
-
£8,160 GBP
$10,950 USD
View
B
Retailer 16
-
£8,293 GBP
$11,129 USD
View
B
Retailer 17
-
£8,357 GBP
€10,680 EUR
View
B
Retailer 18
-
£10,361 GBP
View
Most Expensive
B
NZ Jewellers
4efabb3e-f610-46d8-a3dc-3ababd738931 · Oct 30
£11,057 GBP
$14,838 USD
View
18 more retailers have this diamond
Prices start from £5,932 GBPSave up to £5,125 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.

A
1.50ct Marquise
£5,932 GBP