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Marquise|Natural|IGI

1.22ct F SI2 Marquise Natural Diamond

VG • F/SI2 • IGI 847608312

Certificate IGI 847608312

Diamond specifications and retailer prices

From £1,937 GBP
As of November 4, 2026
Save £1,451 GBP (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,388 GBP at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.22ct natural marquise diamond

This 1.22ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 847608312. Listed at 6 retailers as of November 4, 2026, with prices from £1,937 to £3,388, a £1,451 spread on the same certified stone. Helzberg Diamonds lists it at £3,388. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.22
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 847608312
Dimensions10.39 × 5.60 × 3.67 mm
L/W Ratio1.86
Top View
10.39 mm5.60 mm1.22 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 847608312
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.5%

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 4
Current: £3,388 GBP|Low: £1,937 GBP|High: £3,388 GBP|Avg: £2,563 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£1,937 GBP
Retailer 3£1,970 GBP
Retailer 6£2,391 GBP
Retailer 2£2,527 GBP
Retailer 4£3,228 GBP
Helzberg Diamonds£3,388 GBP

4 data points across 6 retailers

6 retailers£1,937 GBP to £3,388 GBP

A
Cheapest Retailer
-
£1,937 GBP
A
Retailer 2
-
£1,970 GBP
View
B+
Retailer 3
-
£2,391 GBP
View
B+
Retailer 4
-
£2,527 GBP
View
B
Retailer 5
-
£3,228 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOKNMGOJHI · Nov 6
£3,388 GBP
$4,535 USD
View
5 more retailers have this diamond
Prices start from £1,937 GBPSave up to £1,451 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
1.22ct Marquise
£1,937 GBP