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Oval|Lab Grown|IGI

1.70ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445036772

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036772

Diamond specifications and retailer prices

From HK$7,375 HKD
$940 USD
As of October 31, 2026
Save HK$17,614 HKD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$38,122 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.7ct lab-grown oval diamond

This 1.7ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036772 or 445036772. Listed at 11 retailers as of October 31, 2026, with a 239% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.70
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036772
Dimensions9.20 × 6.77 × 4.29 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.20 mm6.77 mm1.70 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036772
Side View
Table 56.0%Crown 35.4°Girdle: STK-THKPavilion 41°Culet: NoneDepth 63.4%

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 31
Current: HK$38,122 HKD|Low: HK$7,375 HKD|High: HK$38,581 HKD|Avg: HK$19,191 HKD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 25, 2026
Retailer 6HK$7,375 HKD
Retailer 2HK$11,494 HKD
Retailer 10HK$12,506 HKD
Retailer 11HK$12,859 HKD
Retailer 7HK$13,330 HKD
Retailer 5HK$13,486 HKD
Retailer 12HK$14,671 HKD
Retailer 3HK$18,147 HKD
Retailer 8HK$21,019 HKD
Retailer 13HK$24,196 HKD
Retailer 9HK$24,989 HKD
MOH LondonHK$38,122 HKD
Retailer 4HK$38,172 HKD

15 data points across 13 retailers

11 retailersHK$7,375 HKD to HK$24,989 HKD

A
Cheapest Retailer
-
HK$7,375 HKD
$940 USD
B+
Retailer 2
-
HK$11,494 HKD
$1,465 USD
View
B+
Retailer 3
-
HK$12,506 HKD
$1,594 USD
View
B+
Retailer 4
-
HK$12,859 HKD
$1,639 USD
View
Final sale: no returns
Retailer 5
-
HK$13,330 HKD
$1,699 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
HK$13,330 HKD
$1,699 USD
View
B+
Retailer 7
-
HK$14,671 HKD
$1,870 USD
View
B
Retailer 8
-
HK$21,019 HKD
$2,679 USD
View
B
Retailer 9
-
HK$24,196 HKD
$3,084 USD
View
B
Retailer 10
-
HK$24,989 HKD
$3,185 USD
View
Most Expensive
MOH London
LG445036772 · Oct 25
HK$38,122 HKD
£3,826 GBP
View
Price last confirmed 7 days ago
10 more retailers have this diamond
Prices start from HK$7,375 HKDSave up to HK$17,614 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
1.70ct Oval
HK$7,375 HKD