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Princess|Lab Grown|IGI

1.56ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG687538154

Shape and cutting style on the report: Princess cut

Certificate IGI LG687538154

Diamond specifications and retailer prices

From HK$1,899 HKD
$242 USD
As of October 30, 2026
Save HK$8,520 HKD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$10,419 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.56ct lab-grown princess diamond

This 1.56ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687538154 or 687538154. Listed at 18 retailers as of October 30, 2026, with prices from HK$1,899 to HK$10,419, a HK$8,520 spread on the same certified stone. Reve Diamonds lists it at HK$10,419. 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

1.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687538154
Dimensions6.31 × 6.24 × 4.52 mm
L/W Ratio1.01
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
6.31 mm6.24 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687538154
Side View
Table 70.0%Crown 45.3°Girdle: MediumPavilion 38.5°Culet: NoneDepth 72.4%

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: HK$4,455 HKD|Low: HK$1,491 HKD|High: HK$10,419 HKD|Avg: HK$5,315 HKD|+5.4%
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
Retailer 15
Retailer 16
Reve Diamonds
October 30, 2026
Retailer 4HK$1,899 HKD
Retailer 9HK$2,119 HKD
Retailer 12HK$2,205 HKD
Retailer 6HK$2,354 HKD
Retailer 16HK$2,354 HKD
Retailer 8HK$3,876 HKD
Retailer 2HK$3,970 HKD
Retailer 14HK$4,339 HKD
Retailer 10HK$4,424 HKD
Retailer 1HK$4,455 HKD
Retailer 15HK$6,183 HKD
Retailer 13HK$7,219 HKD
Retailer 3HK$7,572 HKD
Retailer 5HK$7,979 HKD
Retailer 7HK$8,710 HKD
Retailer 11HK$9,487 HKD
Reve DiamondsHK$10,419 HKD

43 data points across 17 retailers

18 retailersHK$1,899 HKD to HK$10,419 HKD

A
Cheapest Retailer
-
HK$1,899 HKD
$242 USD
A
Retailer 2
-
HK$2,119 HKD
$270 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,205 HKD
$281 USD
View
Retailer 4
-
HK$2,307 HKD
$294 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
HK$2,354 HKD
$300 USD
View
A
Retailer 6
-
HK$2,354 HKD
$300 USD
View
B+
Retailer 7
-
HK$3,876 HKD
$494 USD
View
B+
Retailer 8
-
HK$3,970 HKD
$506 USD
View
B+
Retailer 9
-
HK$4,339 HKD
$553 USD
View
B+
Retailer 10
-
HK$4,424 HKD
€537 EUR
View
B+
Retailer 11
-
HK$4,455 HKD
£447 GBP
View
B
Retailer 12
-
HK$6,183 HKD
$788 USD
View
B
Retailer 13
-
HK$7,219 HKD
$920 USD
View
B
Retailer 14
-
HK$7,572 HKD
$965 USD
View
B
Retailer 15
-
HK$7,979 HKD
$1,017 USD
View
B
Retailer 16
-
HK$8,710 HKD
$1,110 USD
View
B
Retailer 17
-
HK$9,487 HKD
£952 GBP
View
Most Expensive
B
Reve Diamonds
51455529F · Oct 30
HK$10,419 HKD
$1,328 USD
View
17 more retailers have this diamond
Prices start from HK$1,899 HKDSave up to HK$8,520 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 Princess
HK$1,899 HKD