Round|Natural|GIA

1.40ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6512044653

Shape and cutting style on the report: Round brilliant

Certificate GIA 6512044653

Diamond specifications and retailer prices

From $5,407 USD
As of October 30, 2026
Save $6,040 USD (53%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,447 USD 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 6512044653. Listed at 23 retailers as of October 30, 2026, with a 112% 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6512044653
Dimensions7.15 × 7.10 × 4.44 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.15 mm7.10 mm1.40 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512044653
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
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: $6,040 USD|Low: $5,246 USD|High: $10,204 USD|Avg: $7,271 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8$5,407 USD
Retailer 7$5,723 USD
Retailer 1$6,040 USD
Retailer 6$6,200 USD
Retailer 3$6,520 USD
Retailer 4$7,478 USD
Retailer 5$9,855 USD
Retailer 2$10,084 USD

35 data points across 8 retailers

23 retailers$5,407 USD to $11,447 USD

A
Cheapest Retailer
-
$5,407 USD
A
Retailer 2
-
$5,522 USD
View
B+
Retailer 3
-
$5,723 USD
View
Final sale: no returns
B+
Retailer 4
-
$6,040 USD
£4,756 GBP
View
B+
Retailer 5
-
$6,111 USD
View
B+
Retailer 6
-
$6,200 USD
View
Retailer 7
-
$6,200 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$6,200 USD
View
Price last confirmed 32 days ago
Retailer 9
-
$6,200 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$6,520 USD
£5,134 GBP
View
B+
Retailer 11
-
$6,630 USD
View
B+
Retailer 12
-
$6,630 USD
View
B+
Retailer 13
-
$6,860 USD
View
Retailer 14
-
$7,154 USD
View
Price last confirmed 22 days ago
Retailer 15
-
$7,154 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$7,154 USD
View
B+
Retailer 17
-
$7,478 USD
€7,122 EUR
View
Retailer 18
-
$7,544 USD
View
Price last confirmed 17 days ago
B
Retailer 19
-
$9,855 USD
£7,760 GBP
View
B
Retailer 20
-
$10,084 USD
£7,940 GBP
View
B
Retailer 21
-
$11,447 USD
View
Retailer 22
-
$11,447 USD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
749ecdc6-131d-45a6-9b48-f41e9b20c43d · Oct 20
$11,447 USD
View
Price last confirmed 11 days ago
22 more retailers have this diamond
Prices start from $5,407 USDSave up to $6,040 USD

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
$5,407 USD