CaratHunter
Plans
Marquise|Natural|GIA

1.51ct I IF Marquise Natural Diamond

EX • I/IF • GIA 5563584694

Certificate GIA 5563584694

Diamond specifications and retailer prices

From £6,476 GBP
SGD 11,743 SGD
As of November 1, 2026
Save £5,129 GBP (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £11,604 GBP at With Clarity · As of November 1, 2026
View at With Clarity

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5563584694. Listed at 15 retailers as of November 1, 2026, with prices from £6,476 to £11,604, a £5,129 spread on the same certified stone. With Clarity lists it at £11,604. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.07°
Pavilion angle40.48°
OriginNatural
Grading LabGIA
CertificateGIA 5563584694
Dimensions11.74 × 6.01 × 3.73 mm
L/W Ratio1.95
Culet sizeNone
Top View
11.74 mm6.01 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5563584694
Side View
Table 59.0%Crown 38.07°Girdle: STK-THKPavilion 40.48°Culet: NDepth 61.9%

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 1
Current: £8,273 GBP|Low: £6,476 GBP|High: £11,604 GBP|Avg: £8,225 GBP|+0.6%
Retailer 1
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
With Clarity
November 2, 2026
Retailer 9£6,476 GBP
Retailer 13£6,797 GBP
Retailer 10£6,877 GBP
Retailer 14£6,953 GBP
Retailer 2£7,125 GBP
Retailer 6£7,158 GBP
Retailer 7£7,169 GBP
Retailer 4£8,109 GBP
Retailer 1£8,273 GBP
Retailer 5£8,274 GBP
Retailer 12£8,563 GBP
Retailer 8£9,544 GBP
Retailer 11£9,623 GBP
Retailer 3£10,177 GBP
With Clarity£11,604 GBP

19 data points across 15 retailers

15 retailers£6,476 GBP to £11,604 GBP

A
Cheapest Retailer
-
£6,476 GBP
SGD 11,743 SGD
A
Retailer 2
-
£6,797 GBP
$9,121 USD
View
A
Retailer 3
-
£6,877 GBP
$9,228 USD
View
A
Retailer 4
-
£6,953 GBP
$9,330 USD
View
A
Retailer 5
-
£7,009 GBP
SGD 12,711 SGD
View
A
Retailer 6
-
£7,125 GBP
$9,562 USD
View
A
Retailer 7
-
£7,158 GBP
$9,605 USD
View
A
Retailer 8
-
£7,169 GBP
View
B+
Retailer 9
-
£8,109 GBP
View
B+
Retailer 10
-
£8,273 GBP
€10,573 EUR
View
B+
Retailer 11
-
£8,274 GBP
$11,104 USD
View
B+
Retailer 12
-
£8,563 GBP
$11,491 USD
View
B
Retailer 13
-
£9,544 GBP
$12,808 USD
View
B
Retailer 14
-
£10,177 GBP
$13,657 USD
View
Most Expensive
B
With Clarity
5563584694 · Nov 1
£11,604 GBP
$15,572 USD
View
14 more retailers have this diamond
Prices start from £6,476 GBPSave up to £5,129 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
1.51ct Marquise
£6,476 GBP