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1.17ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG436072537

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436072537

Diamond specifications and retailer prices

From HK$2,926 HKD
$373 USD
As of November 1, 2026
Save HK$5,513 HKD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$8,440 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.17ct lab-grown round diamond

This 1.17ct 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 LG436072537 or 436072537. Listed at 5 retailers as of October 26, 2026, with prices from HK$2,926 to HK$8,440, a HK$5,513 spread on the same certified stone. MOH London lists it at HK$8,440. 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

1.17
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072537
Dimensions6.70 × 6.67 × 4.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.70 mm6.67 mm1.17 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072537
Side View
Table 59.5%Crown 36.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.8%

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$8,440 HKD|Low: HK$2,730 HKD|High: HK$8,529 HKD|Avg: HK$4,908 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 3HK$2,926 HKD
Retailer 2HK$3,295 HKD
Retailer 5HK$3,640 HKD
Retailer 4HK$4,166 HKD
Retailer 6HK$7,005 HKD
MOH LondonHK$8,440 HKD

12 data points across 6 retailers

5 retailersHK$2,926 HKD to HK$8,440 HKD

A
Cheapest Retailer
-
HK$2,926 HKD
$373 USD
A
Retailer 2
-
HK$3,295 HKD
$420 USD
View
A
Retailer 3
-
HK$3,640 HKD
$464 USD
View
A
Retailer 4
-
HK$4,166 HKD
$531 USD
View
Most Expensive
A
MOH London
LG436072537 · Oct 26
HK$8,440 HKD
£847 GBP
View
4 more retailers have this diamond
Prices start from HK$2,926 HKDSave up to HK$5,513 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
1.17ct Round
HK$2,926 HKD