Marquise|Natural|GIA

1.55ct F IF Marquise Natural Diamond

EX • F/IF • GIA 2556755527

Certificate GIA 2556755527

Diamond specifications and retailer prices

From £13,394 GBP
As of November 4, 2026
Save £7,225 GBP (35%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £20,619 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.55ct natural marquise diamond

This 1.55ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (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 2556755527. Listed at 22 retailers as of November 4, 2026, with prices from £13,394 to £20,619, a £7,225 spread on the same certified stone. MOH London lists it at £20,619. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36°
OriginNatural
Grading LabGIA
CertificateGIA 2556755527
Dimensions12.62 × 5.75 × 3.60 mm
L/W Ratio2.19
Culet sizeNone
Top View
12.62 mm5.75 mm1.55 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556755527
Side View
Table 56.0%Crown 35.7°Girdle: STK-THKPavilion 36°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
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 4
Current: £20,619 GBP|Low: £12,545 GBP|High: £21,226 GBP|Avg: £15,690 GBP|-1.7%
MOH London
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 3£12,545 GBP
Retailer 9£13,394 GBP
Retailer 7£13,433 GBP
Retailer 12£13,606 GBP
Retailer 11£13,641 GBP
Retailer 15£14,002 GBP
Retailer 10£14,211 GBP
Retailer 17£14,269 GBP
Retailer 13£14,612 GBP
Retailer 4£15,213 GBP
Retailer 16£15,229 GBP
Retailer 14£15,342 GBP
Retailer 5£15,829 GBP
Retailer 6£16,244 GBP
Retailer 18£16,438 GBP
Retailer 8£18,753 GBP
Retailer 2£19,313 GBP
MOH London£20,619 GBP

46 data points across 18 retailers

22 retailers£13,394 GBP to £20,619 GBP

Retailer 1
-
£12,545 GBP
Price last confirmed 9 days ago
A
Retailer 2
-
£13,394 GBP
View
A
Retailer 3
-
£13,433 GBP
View
A
Retailer 4
-
£13,606 GBP
View
A
Retailer 5
-
£13,641 GBP
View
A
Retailer 6
-
£14,002 GBP
View
Final sale: no returns
Retailer 7
-
£14,211 GBP
View
Price last confirmed 33 days ago
A
Retailer 8
-
£14,269 GBP
View
Retailer 9
-
£14,612 GBP
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£15,213 GBP
View
B+
Retailer 11
-
£15,229 GBP
View
Retailer 12
-
£15,342 GBP
View
Price last confirmed 12 days ago
Retailer 13
-
£15,829 GBP
View
Price last confirmed 11 days ago
Retailer 14
-
£16,059 GBP
View
Price last confirmed 39 days ago
B+
Retailer 15
-
£16,244 GBP
View
Retailer 16
-
£16,438 GBP
View
Price last confirmed 10 days ago
Retailer 17
-
£16,676 GBP
View
Price last confirmed 38 days ago
Retailer 18
-
£17,024 GBP
View
Price last confirmed 61 days ago
Retailer 19
-
£18,753 GBP
View
Price last confirmed 10 days ago
Retailer 20
-
£19,025 GBP
View
Price last confirmed 39 days ago
B+
Retailer 21
-
£19,313 GBP
View
Most Expensive
B
MOH London
ADDD5CBDA · Nov 4
£20,619 GBP
View
21 more retailers have this diamond
Prices start from £13,394 GBPSave up to £7,225 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
1.55ct Marquise
£13,394 GBP