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Round|Natural|GIA

1.22ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6551734170

Certificate GIA 6551734170

Diamond specifications and retailer prices

From $5,542 SGD
As of November 6, 2026
Save $1,452 SGD (21%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,001 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551734170. Listed at 9 retailers as of November 6, 2026, with a 26% 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6551734170
Dimensions6.79 × 6.82 × 4.27 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.79 mm6.82 mm1.22 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551734170
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $11,001 SGD|Low: $5,090 SGD|High: $11,001 SGD|Avg: $6,989 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$5,090 SGD
Retailer 7$5,109 SGD
Retailer 2$5,542 SGD
Retailer 9$5,721 SGD
Retailer 11$5,721 SGD
Retailer 8$6,601 SGD
Retailer 3$6,972 SGD
Retailer 4$6,994 SGD
Retailer 5$7,116 SGD
Retailer 6$10,151 SGD
NZ Jewellers$11,001 SGD

36 data points across 11 retailers

9 retailers$5,542 SGD to $6,994 SGD

Retailer 1
-
$5,109 SGD
Price last confirmed 30 days ago
Retailer 2
-
$5,542 SGD
View
Retailer 3
-
$5,721 SGD
View
Price last confirmed 29 days ago
Retailer 4
-
$5,721 SGD
View
Price last confirmed 28 days ago
Retailer 5
-
$6,601 SGD
View
Price last confirmed 28 days ago
Retailer 6
-
$6,972 SGD
View
Price last confirmed 28 days ago
B
Retailer 7
-
$6,994 SGD
View
Retailer 8
-
$10,151 SGD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
da66527d-50af-4a98-95f3-200fabc2539d · Sep 28
$11,001 SGD
$8,613 USD
View
Price last confirmed 39 days ago
8 more retailers have this diamond
Prices start from $5,542 SGDSave up to $1,452 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.

B
1.22ct Round
$5,542 SGD