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Round|Lab Grown|IGI

1.00ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG464116281

Shape and cutting style on the report: Round brilliant

Certificate IGI LG464116281

Diamond specifications and retailer prices

From HK$4,551 HKD
$580 USD
As of October 30, 2026
Save HK$28,221 HKD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$32,772 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct 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 LG464116281 or 464116281. Listed at 12 retailers as of October 29, 2026, with prices from HK$4,551 to HK$32,772, a HK$28,221 spread on the same certified stone. MOH London lists it at HK$32,772. 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

1.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464116281
Dimensions6.56 × 6.59 × 3.79 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
6.56 mm6.59 mm1.00 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464116281
Side View
Table 61.0%Crown 31.5°Girdle: UNDPavilion 40.2°Culet: NoneDepth 57.6%

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$32,772 HKD|Low: HK$4,551 HKD|High: HK$33,041 HKD|Avg: HK$15,342 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
Retailer 12
Retailer 13
October 31, 2026
Retailer 6HK$4,551 HKD
Retailer 7HK$8,748 HKD
Retailer 11HK$9,517 HKD
Retailer 10HK$9,784 HKD
Retailer 8HK$10,144 HKD
Retailer 13HK$11,494 HKD
Retailer 3HK$14,358 HKD
Retailer 12HK$14,695 HKD
Retailer 9HK$16,139 HKD
Retailer 2HK$17,275 HKD
Retailer 4HK$20,579 HKD
Retailer 5HK$29,055 HKD
MOH LondonHK$32,772 HKD

23 data points across 13 retailers

12 retailersHK$4,551 HKD to HK$32,772 HKD

A
Cheapest Retailer
-
HK$4,551 HKD
$580 USD
B+
Retailer 2
-
HK$8,748 HKD
$1,115 USD
View
B+
Retailer 3
-
HK$9,517 HKD
$1,213 USD
View
B+
Retailer 4
-
HK$9,784 HKD
$1,247 USD
View
Final sale: no returns
Retailer 5
-
HK$10,144 HKD
$1,293 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
HK$10,144 HKD
$1,293 USD
View
B
Retailer 7
-
HK$11,494 HKD
$1,465 USD
View
B
Retailer 8
-
HK$16,139 HKD
$2,057 USD
View
B
Retailer 9
-
HK$17,275 HKD
€2,097 EUR
View
B
Retailer 10
-
HK$19,018 HKD
$2,424 USD
View
B
Retailer 11
-
HK$20,579 HKD
$2,623 USD
View
Most Expensive
B
MOH London
LG464116281 · Oct 29
HK$32,772 HKD
£3,289 GBP
View
11 more retailers have this diamond
Prices start from HK$4,551 HKDSave up to HK$28,221 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
1.00ct Round
HK$4,551 HKD