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Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG665445187

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG665445187

Diamond specifications and retailer prices

From HK$2,056 HKD
$262 USD
As of October 29, 2026
Save HK$19,685 HKD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$21,740 HKD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665445187 or 665445187. Listed at 27 retailers as of October 29, 2026, with prices from HK$2,056 to HK$21,740, a HK$19,685 spread on the same certified stone. Blue Nile lists it at HK$21,740. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665445187
Dimensions9.62 × 6.58 × 3.99 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.62 mm6.58 mm1.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665445187
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$21,740 HKD|Low: HK$1,969 HKD|High: HK$25,655 HKD|Avg: HK$9,036 HKD
Blue Nile
Retailer 2
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October 31, 2026
Retailer 3HK$2,056 HKD
Retailer 27HK$2,377 HKD
Retailer 6HK$2,432 HKD
Retailer 5HK$2,542 HKD
Retailer 17HK$3,816 HKD
Retailer 8HK$3,986 HKD
Retailer 25HK$4,001 HKD
Retailer 26HK$4,613 HKD
Retailer 14HK$4,621 HKD
Retailer 24HK$4,825 HKD
Retailer 21HK$4,966 HKD
Retailer 15HK$5,548 HKD
Retailer 16HK$6,301 HKD
Retailer 9HK$6,504 HKD
Retailer 23HK$6,533 HKD
Retailer 7HK$7,814 HKD
Retailer 4HK$9,030 HKD
Retailer 11HK$10,011 HKD
Retailer 18HK$10,328 HKD
Retailer 10HK$10,885 HKD
Retailer 19HK$11,083 HKD
Retailer 22HK$11,319 HKD
Retailer 2HK$15,090 HKD
Retailer 12HK$18,202 HKD
Retailer 20HK$18,987 HKD
Retailer 13HK$21,026 HKD
Blue NileHK$21,740 HKD

36 data points across 27 retailers

27 retailersHK$2,056 HKD to HK$21,740 HKD

A
Cheapest Retailer
-
HK$2,056 HKD
$262 USD
A
Retailer 2
-
HK$2,377 HKD
$303 USD
View
A
Retailer 3
-
HK$2,432 HKD
$310 USD
View
Final sale: no returns
A
Retailer 4
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HK$2,542 HKD
$324 USD
View
A
Retailer 5
-
HK$3,816 HKD
View
A
Retailer 6
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HK$3,986 HKD
$508 USD
View
A
Retailer 7
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HK$4,001 HKD
$510 USD
View
A
Retailer 8
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HK$4,613 HKD
€560 EUR
View
A
Retailer 9
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HK$4,621 HKD
$589 USD
View
A
Retailer 10
-
HK$4,825 HKD
ZAR 9,936 ZAR
View
A
Retailer 11
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HK$4,966 HKD
£498 GBP
View
A
Retailer 12
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HK$5,548 HKD
A$1,088 AUD
View
A
Retailer 13
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HK$6,301 HKD
$803 USD
View
A
Retailer 14
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HK$6,504 HKD
$829 USD
View
A
Retailer 15
-
HK$6,533 HKD
A$1,281 AUD
View
B+
Retailer 16
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HK$7,814 HKD
$996 USD
View
B+
Retailer 17
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HK$9,030 HKD
$1,151 USD
View
B+
Retailer 18
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HK$10,011 HKD
$1,276 USD
View
B+
Retailer 19
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HK$10,328 HKD
$1,316 USD
View
B+
Retailer 20
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HK$10,885 HKD
$1,387 USD
View
B+
Retailer 21
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HK$11,083 HKD
SGD 1,909 SGD
View
B+
Retailer 22
-
HK$11,319 HKD
£1,136 GBP
View
Retailer 23
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HK$15,090 HKD
A$2,959 AUD
View
B
Retailer 24
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HK$18,202 HKD
$2,320 USD
View
Retailer 25
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HK$18,987 HKD
$2,420 USD
View
Price last confirmed 33 days ago
B
Retailer 26
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HK$21,026 HKD
$2,680 USD
View
Most Expensive
B
Blue Nile
24056580 · Oct 29
HK$21,740 HKD
$2,771 USD
View
26 more retailers have this diamond
Prices start from HK$2,056 HKDSave up to HK$19,685 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
1.56ct Oval
HK$2,056 HKD