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Round|Natural|GIA

1.22ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6332704890

Certificate GIA 6332704890

Diamond specifications and retailer prices

From £2,753 GBP
$3,689 USD
As of October 30, 2026
Save £1,177 GBP (30%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,930 GBP at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6332704890. Listed at 10 retailers as of October 30, 2026, with prices from £2,753 to £3,930, a £1,177 spread on the same certified stone. 77 Diamonds lists it at £3,930. 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

1.22
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6332704890
Dimensions6.86 × 6.83 × 4.25 mm
L/W Ratio1.00
Top View
6.86 mm6.83 mm1.22 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6332704890
Side View
Table 58.0%Crown 33°Girdle: STK-STKPavilion 41.6°Culet: NoneDepth 62.1%

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: Oct 30
Current: £3,930 GBP|Low: £2,593 GBP|High: £3,950 GBP|Avg: £3,309 GBP|+1.7%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 4£2,791 GBP
Retailer 5£2,853 GBP
Retailer 3£3,301 GBP
Retailer 2£3,828 GBP
77 Diamonds£3,930 GBP

37 data points across 5 retailers

10 retailers£2,753 GBP to £3,930 GBP

A
Cheapest Retailer
-
£2,753 GBP
$3,689 USD
Retailer 2
-
£2,791 GBP
$3,740 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
£2,829 GBP
$3,791 USD
View
B+
Retailer 4
-
£2,853 GBP
$3,823 USD
View
Final sale: no returns
B+
Retailer 5
-
£2,966 GBP
A$6,113 AUD
View
B+
Retailer 6
-
£3,301 GBP
$4,423 USD
View
Retailer 7
-
£3,301 GBP
$4,423 USD
View
Price last confirmed 15 days ago
Retailer 8
-
£3,301 GBP
$4,423 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
£3,828 GBP
€4,885 EUR
View
Most Expensive
B+
77 Diamonds
RBZGZKPVWHP · Oct 30
£3,930 GBP
View
9 more retailers have this diamond
Prices start from £2,753 GBPSave up to £1,177 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 Round
£2,753 GBP