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Round|Lab Grown|IGI

1.56ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG670466228

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670466228

Diamond specifications and retailer prices

From HK$2,840 HKD
$362 USD
As of November 1, 2026
Save HK$17,166 HKD (86%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: HK$20,007 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG670466228 or 670466228. Listed at 28 retailers as of October 31, 2026, with prices from HK$2,840 to HK$20,007, a HK$17,166 spread on the same certified stone. Brilliant Earth lists it at HK$20,007. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670466228
Dimensions7.36 × 7.40 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.36 mm7.40 mm1.56 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670466228
Side View
Table 55.0%Crown 35.6°Girdle: MediumPavilion 41°Culet: NoneDepth 63.0%

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: Nov 1
Current: HK$20,007 HKD|Low: HK$2,817 HKD|High: HK$21,733 HKD|Avg: HK$8,367 HKD|-7.9%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 12HK$2,840 HKD
Retailer 19HK$3,178 HKD
Retailer 4HK$3,295 HKD
Retailer 8HK$3,523 HKD
Retailer 9HK$3,523 HKD
Retailer 22HK$4,707 HKD
Retailer 7HK$5,531 HKD
Retailer 10HK$5,641 HKD
Retailer 21HK$5,854 HKD
Retailer 2HK$5,865 HKD
Retailer 13HK$6,078 HKD
Retailer 16HK$6,338 HKD
Retailer 6HK$7,257 HKD
Retailer 20HK$8,180 HKD
Retailer 3HK$10,333 HKD
Retailer 14HK$11,329 HKD
Retailer 15HK$11,647 HKD
Retailer 18HK$13,322 HKD
Retailer 11HK$13,428 HKD
Retailer 17HK$13,770 HKD
Retailer 5HK$15,417 HKD
Brilliant EarthHK$20,007 HKD

37 data points across 22 retailers

28 retailersHK$2,840 HKD to HK$20,007 HKD

Retailer 1
-
HK$2,817 HKD
$359 USD
Price last confirmed 40 days ago
A
Retailer 2
-
HK$2,840 HKD
$362 USD
View
A
Retailer 3
-
HK$3,178 HKD
$405 USD
View
Final sale: no returns
A
Retailer 4
-
HK$3,295 HKD
$420 USD
View
Retailer 5
-
HK$3,444 HKD
$439 USD
View
Price last confirmed 41 days ago
Retailer 6
-
HK$3,523 HKD
$449 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$3,523 HKD
$449 USD
View
A
Retailer 8
-
HK$4,707 HKD
$600 USD
View
A
Retailer 9
-
HK$5,531 HKD
$705 USD
View
A
Retailer 10
-
HK$5,641 HKD
$719 USD
View
A
Retailer 11
-
HK$5,854 HKD
A$1,148 AUD
View
A
Retailer 12
-
HK$5,865 HKD
€712 EUR
View
A
Retailer 13
-
HK$6,078 HKD
ZAR 12,516 ZAR
View
B+
Retailer 14
-
HK$6,338 HKD
£636 GBP
View
B+
Retailer 15
-
HK$7,257 HKD
$925 USD
View
B+
Retailer 16
-
HK$8,180 HKD
A$1,604 AUD
View
B+
Retailer 17
-
HK$9,211 HKD
$1,174 USD
View
Retailer 18
-
HK$10,333 HKD
$1,317 USD
View
Price last confirmed 10 days ago
Retailer 19
-
HK$11,227 HKD
$1,431 USD
View
Price last confirmed 42 days ago
B
Retailer 20
-
HK$11,329 HKD
$1,444 USD
View
B
Retailer 21
-
HK$11,647 HKD
$1,485 USD
View
B
Retailer 22
-
HK$12,867 HKD
$1,640 USD
View
B
Retailer 23
-
HK$13,322 HKD
$1,698 USD
View
B
Retailer 24
-
HK$13,428 HKD
$1,712 USD
View
B
Retailer 25
-
HK$13,770 HKD
£1,382 GBP
View
Retailer 26
-
HK$15,417 HKD
$1,965 USD
View
Price last confirmed 11 days ago
B
Retailer 27
-
HK$15,801 HKD
$2,014 USD
View
Most Expensive
B
Brilliant Earth
14234461A · Oct 31
HK$20,007 HKD
$2,550 USD
View
27 more retailers have this diamond
Prices start from HK$2,840 HKDSave up to HK$17,166 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
1.56ct Round
HK$2,840 HKD