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Round|Natural|GIA

1.40ct E IF Round Natural Diamond

EX • E/IF • GIA 1399692516

Certificate GIA 1399692516

Diamond specifications and retailer prices

From $11,790 AUD
HK$64,700 HKD
As of October 30, 2026
Save $25,574 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $37,363 AUD at Diamond Quarter · As of October 29, 2026
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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1399692516. Listed at 6 retailers as of October 29, 2026, with prices from $11,790 to $37,363, a $25,574 spread on the same certified stone. Diamond Quarter lists it at $37,363. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1399692516
Dimensions7.19 × 7.16 × 4.50 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.19 mm7.16 mm1.40 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1399692516
Side View
Table 52.0%Crown 34.5°Girdle: MED-MEDPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A+
Exceptional
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: $15,637 AUD|Low: $11,790 AUD|High: $32,341 AUD|Avg: $18,288 AUD|-24.5%
Retailer 1
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
October 31, 2026
Retailer 9$11,790 AUD
Retailer 2$12,117 AUD
Retailer 8$12,526 AUD
Retailer 14$15,610 AUD
Retailer 1$15,637 AUD
Retailer 7$16,289 AUD
Retailer 6$16,824 AUD
Retailer 11$17,668 AUD
Retailer 10$18,172 AUD
Retailer 3$18,226 AUD
Retailer 4$18,226 AUD
Retailer 5$23,111 AUD
Retailer 12$26,181 AUD
Retailer 13$32,341 AUD

8 data points across 14 retailers

6 retailers$11,790 AUD to $37,363 AUD

A+
Cheapest Retailer
-
$11,790 AUD
HK$64,700 HKD
A
Retailer 2
-
$12,526 AUD
€8,380 EUR
View
A
Retailer 3
-
$12,694 AUD
View
A
Retailer 4
-
$15,637 AUD
£8,649 GBP
View
A
Retailer 5
-
$16,289 AUD
€10,897 EUR
View
Most Expensive
B
Diamond Quarter
1.4IFE13169EF5N · Oct 29
$37,363 AUD
£20,666 GBP
View
5 more retailers have this diamond
Prices start from $11,790 AUDSave up to $25,574 AUD

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
$11,790 AUD