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Round|Natural|GIA

1.40ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6522188508

Certificate GIA 6522188508

Diamond specifications and retailer prices

From $4,846 SGD
As of November 5, 2026
Save $1,796 SGD (27%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,886 SGD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522188508. Listed at 11 retailers as of November 4, 2026, with a 37% 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

1.40
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6522188508
Dimensions7.15 × 7.11 × 4.46 mm
L/W Ratio1.01
Star length50%
Top View
7.15 mm7.11 mm1.40 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522188508
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $10,886 SGD|Low: $4,402 SGD|High: $11,003 SGD|Avg: $6,624 SGD|-1.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 27, 2026
Retailer 4$4,831 SGD
Retailer 12$4,846 SGD
Retailer 10$5,282 SGD
Retailer 3$5,661 SGD
Retailer 13$5,661 SGD
Retailer 5$5,722 SGD
Retailer 7$5,761 SGD
Retailer 9$6,425 SGD
Retailer 14$6,425 SGD
Retailer 15$6,532 SGD
Retailer 11$6,642 SGD
Retailer 2$7,099 SGD
Retailer 6$7,642 SGD
Retailer 8$9,964 SGD
NZ Jewellers$10,886 SGD

23 data points across 15 retailers

11 retailers$4,846 SGD to $6,642 SGD

Retailer 1
-
$4,831 SGD
Price last confirmed 11 days ago
A
Retailer 2
-
$4,846 SGD
View
Retailer 3
-
$5,661 SGD
View
Price last confirmed 15 days ago
Retailer 4
-
$5,661 SGD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$6,425 SGD
View
A
Retailer 6
-
$6,425 SGD
View
Retailer 7
-
$6,532 SGD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$6,642 SGD
View
Retailer 9
-
$7,099 SGD
View
Price last confirmed 10 days ago
Retailer 10
-
$9,964 SGD
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
9cf7f93e-702f-4f97-8f4c-4211de8b10f2 · Oct 20
$10,886 SGD
$8,523 USD
View
Price last confirmed 16 days ago
10 more retailers have this diamond
Prices start from $4,846 SGDSave up to $1,796 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
1.40ct Round
$4,846 SGD