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1.19ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG436074803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436074803

Diamond specifications and retailer prices

From HK$6,669 HKD
$850 USD
As of October 31, 2026
Save HK$32,181 HKD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$38,850 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.19ct lab-grown round diamond

This 1.19ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436074803 or 436074803. Listed at 12 retailers as of October 29, 2026, with prices from HK$6,669 to HK$38,850, a HK$32,181 spread on the same certified stone. MOH London lists it at HK$38,850. 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

1.19
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074803
Dimensions6.70 × 6.72 × 4.26 mm
L/W Ratio1.00
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
6.70 mm6.72 mm1.19 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436074803
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.4%

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 31
Current: HK$38,850 HKD|Low: HK$6,669 HKD|High: HK$39,159 HKD|Avg: HK$17,039 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5HK$6,669 HKD
Retailer 4HK$10,364 HKD
Retailer 9HK$11,612 HKD
Retailer 6HK$12,027 HKD
Retailer 8HK$12,027 HKD
Retailer 10HK$13,377 HKD
Retailer 11HK$16,437 HKD
Retailer 7HK$19,018 HKD
Retailer 2HK$20,554 HKD
Retailer 3HK$22,415 HKD
MOH LondonHK$38,850 HKD

17 data points across 11 retailers

12 retailersHK$6,669 HKD to HK$38,850 HKD

A
Cheapest Retailer
-
HK$6,669 HKD
$850 USD
B+
Retailer 2
-
HK$10,364 HKD
$1,321 USD
View
B+
Retailer 3
-
HK$11,282 HKD
$1,438 USD
View
B+
Retailer 4
-
HK$11,612 HKD
$1,480 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$12,027 HKD
$1,533 USD
View
Retailer 6
-
HK$12,027 HKD
$1,533 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
HK$13,377 HKD
$1,705 USD
View
B
Retailer 8
-
HK$19,018 HKD
$2,424 USD
View
B
Retailer 9
-
HK$20,554 HKD
€2,495 EUR
View
B
Retailer 10
-
HK$22,415 HKD
$2,857 USD
View
B
Retailer 11
-
HK$22,541 HKD
$2,873 USD
View
Most Expensive
B
MOH London
LG436074803 · Oct 29
HK$38,850 HKD
£3,899 GBP
View
11 more retailers have this diamond
Prices start from HK$6,669 HKDSave up to HK$32,181 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
1.19ct Round
HK$6,669 HKD