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1.40ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG605335440

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605335440

Diamond specifications and retailer prices

From HK$1,357 HKD
$173 USD
As of October 29, 2026
Save HK$11,667 HKD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$13,024 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG605335440 or 605335440. Listed at 12 retailers as of October 29, 2026, with prices from HK$1,357 to HK$13,024, a HK$11,667 spread on the same certified stone. Do Amore Diamonds lists it at HK$13,024. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605335440
Dimensions7.11 × 7.15 × 4.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.11 mm7.15 mm1.40 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605335440
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.7%

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 29
Current: HK$13,024 HKD|Low: HK$1,098 HKD|High: HK$13,024 HKD|Avg: HK$5,020 HKD|+3.8%
Do Amore Diamonds
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 29, 2026
Retailer 10HK$1,357 HKD
Retailer 14HK$1,522 HKD
Retailer 15HK$1,569 HKD
Retailer 11HK$2,997 HKD
Retailer 8HK$3,273 HKD
Retailer 4HK$3,405 HKD
Retailer 5HK$4,221 HKD
Retailer 3HK$4,441 HKD
Retailer 7HK$4,950 HKD
Retailer 9HK$5,712 HKD
Retailer 12HK$5,963 HKD
Retailer 13HK$6,182 HKD
Retailer 6HK$8,473 HKD
Retailer 2HK$8,728 HKD
Do Amore DiamondsHK$13,024 HKD

39 data points across 15 retailers

12 retailersHK$1,357 HKD to HK$13,024 HKD

A
Cheapest Retailer
-
HK$1,357 HKD
$173 USD
A
Retailer 2
-
HK$1,522 HKD
$194 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,569 HKD
$200 USD
View
B+
Retailer 4
-
HK$2,997 HKD
$382 USD
View
A
Retailer 5
-
HK$3,273 HKD
£328 GBP
View
Retailer 6
-
HK$5,712 HKD
$728 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
HK$5,963 HKD
$760 USD
View
B+
Retailer 8
-
HK$6,182 HKD
$788 USD
View
B
Retailer 9
-
HK$8,473 HKD
$1,080 USD
View
B
Retailer 10
-
HK$8,728 HKD
£876 GBP
View
B
Retailer 11
-
HK$12,318 HKD
$1,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-3EC3241CF · Oct 29
HK$13,024 HKD
$1,660 USD
View
11 more retailers have this diamond
Prices start from HK$1,357 HKDSave up to HK$11,667 HKD

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
HK$1,357 HKD