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Oval|Lab Grown|IGI

1.71ct J SI2 Oval Lab Grown Diamond

ID • J/SI2 • IGI LG445038618

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038618

Diamond specifications and retailer prices

From HK$6,669 HKD
$850 USD
As of October 29, 2026
Save HK$29,670 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 LG445038618 or 445038618. Listed at 10 retailers as of October 29, 2026, with prices from HK$6,669 to HK$36,339, a HK$29,670 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
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038618
Dimensions9.08 × 6.87 × 4.37 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.08 mm6.87 mm1.71 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038618
Side View
Table 56.0%Crown 36.1°Girdle: MED-STKPavilion 41.3°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 29
Current: HK$36,339 HKD|Low: HK$6,669 HKD|High: HK$36,628 HKD|Avg: HK$17,904 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
October 29, 2026
Retailer 5HK$6,669 HKD
Retailer 2HK$10,913 HKD
Retailer 9HK$11,871 HKD
Retailer 10HK$12,216 HKD
Retailer 6HK$12,655 HKD
Retailer 3HK$13,084 HKD
Retailer 12HK$17,355 HKD
Retailer 7HK$19,991 HKD
Retailer 11HK$22,972 HKD
Retailer 8HK$23,725 HKD
Retailer 4HK$28,329 HKD
MOH LondonHK$36,339 HKD

16 data points across 12 retailers

10 retailersHK$6,669 HKD to HK$36,339 HKD

A
Cheapest Retailer
-
HK$6,669 HKD
$850 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
LG445038618 · Oct 29
HK$36,339 HKD
£3,647 GBP
View
9 more retailers have this diamond
Prices start from HK$6,669 HKDSave up to HK$29,670 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$6,669 HKD