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Oval|Lab Grown|IGI

1.71ct J SI2 Oval Lab Grown Diamond

ID • J/SI2 • IGI LG445037672

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037672

Diamond specifications and retailer prices

From HK$6,590 HKD
$840 USD
As of October 29, 2026
Save HK$29,748 HKD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$36,339 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037672 or 445037672. Listed at 10 retailers as of October 29, 2026, with prices from HK$6,590 to HK$36,339, a HK$29,748 spread on the same certified stone. MOH London lists it at HK$36,339. 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
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037672
Dimensions9.34 × 6.71 × 4.26 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.34 mm6.71 mm1.71 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037672
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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 29
Current: HK$36,339 HKD|Low: HK$6,590 HKD|High: HK$36,588 HKD|Avg: HK$19,227 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2HK$6,590 HKD
Retailer 4HK$12,216 HKD
Retailer 7HK$13,084 HKD
Retailer 6HK$17,355 HKD
Retailer 3HK$19,991 HKD
Retailer 5HK$22,972 HKD
Retailer 8HK$28,329 HKD
MOH LondonHK$36,339 HKD

10 data points across 8 retailers

10 retailersHK$6,590 HKD to HK$36,339 HKD

A
Cheapest Retailer
-
HK$6,590 HKD
$840 USD
B+
Retailer 2
-
HK$10,913 HKD
$1,391 USD
View
B+
Retailer 3
-
HK$11,871 HKD
$1,513 USD
View
B+
Retailer 4
-
HK$12,216 HKD
$1,557 USD
View
Final sale: no returns
Retailer 5
-
HK$12,655 HKD
$1,613 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$12,655 HKD
$1,613 USD
View
B
Retailer 7
-
HK$19,991 HKD
$2,548 USD
View
B
Retailer 8
-
HK$22,972 HKD
$2,928 USD
View
B
Retailer 9
-
HK$23,725 HKD
$3,024 USD
View
Most Expensive
B
MOH London
LG445037672 · Oct 29
HK$36,339 HKD
£3,647 GBP
View
9 more retailers have this diamond
Prices start from HK$6,590 HKDSave up to HK$29,748 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 Oval
HK$6,590 HKD