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1.71ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436046802

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046802

Diamond specifications and retailer prices

From HK$7,453 HKD
$950 USD
As of October 30, 2026
Save HK$29,015 HKD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$36,468 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046802 or 436046802. Listed at 10 retailers as of October 29, 2026, with prices from HK$7,453 to HK$36,468, a HK$29,015 spread on the same certified stone. MOH London lists it at HK$36,468. 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

1.71
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046802
Dimensions7.74 × 7.78 × 4.67 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.74 mm7.78 mm1.71 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046802
Side View
Table 60.0%Crown 31.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 60.2%

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$36,468 HKD|Low: HK$7,453 HKD|High: HK$36,717 HKD|Avg: HK$19,290 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2HK$7,453 HKD
Retailer 3HK$10,953 HKD
Retailer 5HK$12,255 HKD
Retailer 6HK$12,702 HKD
Retailer 8HK$17,402 HKD
Retailer 4HK$20,061 HKD
Retailer 7HK$23,051 HKD
Retailer 9HK$28,436 HKD
MOH LondonHK$36,468 HKD

10 data points across 9 retailers

10 retailersHK$7,453 HKD to HK$36,468 HKD

A
Cheapest Retailer
-
HK$7,453 HKD
$950 USD
B+
Retailer 2
-
HK$10,953 HKD
$1,396 USD
View
B+
Retailer 3
-
HK$11,910 HKD
$1,518 USD
View
B+
Retailer 4
-
HK$12,255 HKD
$1,562 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$12,702 HKD
$1,619 USD
View
Retailer 6
-
HK$12,702 HKD
$1,619 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
HK$20,061 HKD
$2,557 USD
View
B
Retailer 8
-
HK$23,051 HKD
$2,938 USD
View
B
Retailer 9
-
HK$23,812 HKD
$3,035 USD
View
Most Expensive
B
MOH London
LG436046802 · Oct 29
HK$36,468 HKD
£3,660 GBP
View
9 more retailers have this diamond
Prices start from HK$7,453 HKDSave up to HK$29,015 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
1.71ct Round
HK$7,453 HKD