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Round|Lab Grown|IGI

1.57ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG799694458

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799694458

Diamond specifications and retailer prices

From HK$2,715 HKD
$346 USD
As of November 1, 2026
Save HK$12,702 HKD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$15,417 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.57ct lab-grown round diamond

This 1.57ct 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 LG799694458 or 799694458. Listed at 23 retailers as of October 28, 2026, with prices from HK$2,715 to HK$15,417, a HK$12,702 spread on the same certified stone. Rare Carat lists it at HK$15,417. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799694458
Dimensions7.45 × 7.48 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.48 mm1.57 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799694458
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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$15,417 HKD|Low: HK$2,715 HKD|High: HK$15,534 HKD|Avg: HK$7,573 HKD|-0.8%
Rare Carat
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
November 2, 2026
Retailer 21HK$2,715 HKD
Retailer 10HK$3,146 HKD
Retailer 4HK$3,366 HKD
Retailer 14HK$3,366 HKD
Retailer 3HK$4,511 HKD
Retailer 20HK$4,551 HKD
Retailer 2HK$4,777 HKD
Retailer 17HK$5,297 HKD
Retailer 5HK$5,390 HKD
Retailer 13HK$5,804 HKD
Retailer 15HK$5,981 HKD
Retailer 6HK$7,297 HKD
Retailer 19HK$7,813 HKD
Retailer 18HK$7,861 HKD
Retailer 7HK$10,819 HKD
Retailer 8HK$10,950 HKD
Retailer 12HK$11,151 HKD
Retailer 9HK$12,710 HKD
Retailer 16HK$13,153 HKD
Retailer 11HK$14,585 HKD
Rare CaratHK$15,417 HKD

28 data points across 21 retailers

23 retailersHK$2,715 HKD to HK$15,417 HKD

A
Cheapest Retailer
-
HK$2,715 HKD
$346 USD
A
Retailer 2
-
HK$3,146 HKD
$401 USD
View
Retailer 3
-
HK$3,366 HKD
$429 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$3,366 HKD
$429 USD
View
A
Retailer 5
-
HK$3,816 HKD
View
A
Retailer 6
-
HK$4,511 HKD
$575 USD
View
A
Retailer 7
-
HK$4,551 HKD
$580 USD
View
A
Retailer 8
-
HK$4,777 HKD
£479 GBP
View
A
Retailer 9
-
HK$5,297 HKD
€643 EUR
View
A
Retailer 10
-
HK$5,390 HKD
$687 USD
View
A
Retailer 11
-
HK$5,804 HKD
ZAR 11,951 ZAR
View
A
Retailer 12
-
HK$5,981 HKD
£600 GBP
View
B+
Retailer 13
-
HK$7,297 HKD
$930 USD
View
B+
Retailer 14
-
HK$7,813 HKD
A$1,532 AUD
View
B+
Retailer 15
-
HK$7,861 HKD
$1,002 USD
View
B
Retailer 16
-
HK$10,819 HKD
$1,379 USD
View
B
Retailer 17
-
HK$10,950 HKD
SGD 1,886 SGD
View
B
Retailer 18
-
HK$11,151 HKD
$1,421 USD
View
B
Retailer 19
-
HK$11,973 HKD
$1,526 USD
View
B
Retailer 20
-
HK$12,710 HKD
$1,620 USD
View
B
Retailer 21
-
HK$13,153 HKD
£1,320 GBP
View
B
Retailer 22
-
HK$14,585 HKD
$1,859 USD
View
Most Expensive
B
Rare Carat
AJ-35132239 · Oct 28
HK$15,417 HKD
$1,965 USD
View
22 more retailers have this diamond
Prices start from HK$2,715 HKDSave up to HK$12,702 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
1.57ct Round
HK$2,715 HKD