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Marquise|Natural|GIA

1.70ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 7563048472

Certificate GIA 7563048472

Diamond specifications and retailer prices

From £9,332 GBP
CA$17,394 CAD
As of November 2, 2026
Save £6,252 GBP (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £15,584 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.7ct natural marquise diamond

This 1.7ct 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 7563048472. Listed at 6 retailers as of November 2, 2026, with prices from £9,332 to £15,584, a £6,252 spread on the same certified stone. MOH London lists it at £15,584. 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

1.70
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7563048472
Dimensions13.79 × 5.91 × 3.64 mm
L/W Ratio2.33
Girdle conditionFaceted
Culet sizeNone
Top View
13.79 mm5.91 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7563048472
Side View
Table 62.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £15,584 GBP|Low: £9,332 GBP|High: £15,773 GBP|Avg: £11,703 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5£9,332 GBP
Retailer 4£10,105 GBP
Retailer 3£10,656 GBP
Retailer 6£11,573 GBP
Retailer 2£12,570 GBP
MOH London£15,584 GBP

41 data points across 6 retailers

6 retailers£9,332 GBP to £15,584 GBP

B+
Cheapest Retailer
-
£9,332 GBP
CA$17,394 CAD
B+
Retailer 2
-
£10,105 GBP
$13,560 USD
View
B+
Retailer 3
-
£10,656 GBP
View
B
Retailer 4
-
£11,573 GBP
$15,530 USD
View
B
Retailer 5
-
£12,570 GBP
€16,065 EUR
View
Most Expensive
B
MOH London
E0471A06B · Nov 2
£15,584 GBP
View
5 more retailers have this diamond
Prices start from £9,332 GBPSave up to £6,252 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.

B+
1.70ct Marquise
£9,332 GBP