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1.40ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1513168449

Certificate GIA 1513168449

Diamond specifications and retailer prices

From $14,693 SGD
£9,050 GBP
As of October 29, 2026
13 retailers carry this diamond
Most expensive: $14,693 SGD at Diamond Quarter
View at Diamond Quarter

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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1513168449. Listed at 13 retailers as of October 29, 2026. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1513168449
Dimensions7.12 × 7.08 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.12 mm7.08 mm1.40 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1513168449
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $7,005 SGD|Low: $5,335 SGD|High: $11,670 SGD|Avg: $7,324 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 20, 2026
Retailer 2$5,335 SGD
Retailer 3$5,581 SGD
Retailer 8$5,763 SGD
Retailer 7$5,894 SGD
Retailer 11$6,053 SGD
Retailer 12$6,341 SGD
Retailer 4$6,399 SGD
Retailer 5$6,716 SGD
Retailer 1$7,005 SGD
Retailer 10$7,953 SGD
Retailer 9$10,817 SGD
Retailer 6$11,592 SGD

31 data points across 12 retailers

13 retailers

Retailer 1
-
$5,335 SGD
HK$32,600 HKD
Price last confirmed 10 days ago
Retailer 2
-
$5,581 SGD
$4,366 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$5,721 SGD
$4,475 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$5,763 SGD
$4,508 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$5,894 SGD
$4,610 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$6,341 SGD
$4,960 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$6,716 SGD
£4,137 GBP
View
Price last confirmed 11 days ago
Retailer 8
-
$7,005 SGD
£4,314 GBP
View
Price last confirmed 11 days ago
Retailer 9
-
$10,817 SGD
$8,462 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$11,592 SGD
£7,140 GBP
View
Price last confirmed 12 days ago
Retailer 11
-
$12,361 SGD
$9,669 USD
View
Price last confirmed 24 days ago
Retailer 12
-
$12,489 SGD
$9,769 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.4SI2D1549B1DCN · Oct 29
$14,693 SGD
£9,050 GBP
View
12 more retailers have this diamond

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
1.40ct Round
$14,693 SGD