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Round|Natural|GIA

1.22ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6552186105

Certificate GIA 6552186105

Diamond specifications and retailer prices

From $4,140 SGD
As of November 2, 2026
Save $3,057 SGD (42%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,573 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552186105. Listed at 9 retailers as of November 1, 2026, with a 74% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552186105
Dimensions6.77 × 6.81 × 4.26 mm
L/W Ratio1.01
Top View
6.77 mm6.81 mm1.22 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552186105
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°CuletDepth 62.7%

Caratlytics Score

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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 2
Current: $4,140 SGD|Low: $4,140 SGD|High: $7,356 SGD|Avg: $5,128 SGD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 1$4,140 SGD
Retailer 3$4,158 SGD
Retailer 4$4,621 SGD
Retailer 6$4,814 SGD
Retailer 5$5,016 SGD
Retailer 7$5,172 SGD
Retailer 2$7,196 SGD

35 data points across 7 retailers

9 retailers$4,140 SGD to $7,196 SGD

A
Cheapest Retailer
-
$4,140 SGD
A
Retailer 2
-
$4,158 SGD
View
Retailer 3
-
$4,326 SGD
View
Price last confirmed 29 days ago
Retailer 4
-
$4,347 SGD
View
Price last confirmed 41 days ago
Retailer 5
-
$4,514 SGD
View
Price last confirmed 38 days ago
Retailer 6
-
$4,621 SGD
View
Price last confirmed 30 days ago
B
Retailer 7
-
$7,196 SGD
View
Retailer 8
-
$7,536 SGD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
455affc7-aad7-4de6-a941-51933c3668dc · Sep 28
$7,573 SGD
$5,929 USD
View
Price last confirmed 39 days ago
8 more retailers have this diamond
Prices start from $4,140 SGDSave up to $3,057 SGD

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
$4,140 SGD