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Round|Lab Grown|IGI

1.00ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG445036486

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445036486

Diamond specifications and retailer prices

From HK$4,551 HKD
$580 USD
As of October 30, 2026
Save HK$28,092 HKD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$32,642 HKD at MOH London · As of October 27, 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 LG445036486 or 445036486. Listed at 12 retailers as of October 27, 2026, with prices from HK$4,551 to HK$32,642, a HK$28,092 spread on the same certified stone. MOH London lists it at HK$32,642. 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
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036486
Dimensions6.32 × 6.35 × 4.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.32 mm6.35 mm1.00 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445036486
Side View
Table 57.5%Crown 36.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.6%

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$32,642 HKD|Low: HK$4,551 HKD|High: HK$33,041 HKD|Avg: HK$15,120 HKD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3HK$4,551 HKD
Retailer 4HK$8,748 HKD
Retailer 7HK$9,799 HKD
Retailer 5HK$10,144 HKD
Retailer 8HK$11,494 HKD
Retailer 9HK$14,358 HKD
Retailer 6HK$16,139 HKD
Retailer 2HK$17,341 HKD
Retailer 10HK$20,579 HKD
MOH LondonHK$32,642 HKD

22 data points across 10 retailers

12 retailersHK$4,551 HKD to HK$32,642 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$9,799 HKD
$1,249 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$17,341 HKD
€2,105 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
LG445036486 · Oct 27
HK$32,642 HKD
£3,276 GBP
View
11 more retailers have this diamond
Prices start from HK$4,551 HKDSave up to HK$28,092 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