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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754508368

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754508368

Diamond specifications and retailer prices

From HK$2,417 HKD
$308 USD
As of November 1, 2026
Save HK$19,192 HKD (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: HK$21,608 HKD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG754508368 or 754508368. Listed at 32 retailers as of October 31, 2026, with prices from HK$2,417 to HK$21,608, a HK$19,192 spread on the same certified stone. Blue Nile lists it at HK$21,608. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508368
Dimensions9.29 × 6.63 × 4.08 mm
L/W Ratio1.40
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
9.29 mm6.63 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508368
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.5%

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: Nov 1
Current: HK$21,608 HKD|Low: HK$2,417 HKD|High: HK$26,284 HKD|Avg: HK$9,197 HKD
Blue Nile
Retailer 2
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Retailer 19
Retailer 20
Retailer 21
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Retailer 25
November 2, 2026
Retailer 7HK$2,417 HKD
Retailer 18HK$2,519 HKD
Retailer 12HK$3,816 HKD
Retailer 6HK$3,939 HKD
Retailer 23HK$3,962 HKD
Retailer 24HK$4,597 HKD
Retailer 9HK$4,606 HKD
Retailer 13HK$4,814 HKD
Retailer 2HK$4,935 HKD
Retailer 10HK$5,651 HKD
Retailer 11HK$6,261 HKD
Retailer 8HK$6,426 HKD
Retailer 22HK$6,492 HKD
Retailer 25HK$7,775 HKD
Retailer 17HK$9,541 HKD
Retailer 3HK$9,941 HKD
Retailer 14HK$10,278 HKD
Retailer 5HK$10,849 HKD
Retailer 15HK$10,997 HKD
Retailer 19HK$11,190 HKD
Retailer 20HK$14,979 HKD
Retailer 4HK$18,124 HKD
Retailer 16HK$18,988 HKD
Retailer 21HK$20,871 HKD
Blue NileHK$21,608 HKD

41 data points across 25 retailers

32 retailersHK$2,417 HKD to HK$21,608 HKD

Retailer 1
-
HK$2,166 HKD
$276 USD
Price last confirmed 35 days ago
Retailer 2
-
HK$2,370 HKD
$302 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
HK$2,417 HKD
$308 USD
View
Final sale: no returns
Retailer 4
-
HK$2,519 HKD
$321 USD
View
Price last confirmed 38 days ago
A
Retailer 5
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HK$2,526 HKD
$322 USD
View
Retailer 6
-
HK$2,526 HKD
$322 USD
View
Price last confirmed 23 days ago
Retailer 7
-
HK$2,526 HKD
$322 USD
View
Price last confirmed 31 days ago
Retailer 8
-
HK$2,652 HKD
$338 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
HK$3,816 HKD
View
A
Retailer 10
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HK$3,939 HKD
$502 USD
View
A
Retailer 11
-
HK$3,962 HKD
$505 USD
View
A
Retailer 12
-
HK$4,597 HKD
€558 EUR
View
A
Retailer 13
-
HK$4,606 HKD
$587 USD
View
A
Retailer 14
-
HK$4,814 HKD
ZAR 9,913 ZAR
View
A
Retailer 15
-
HK$4,935 HKD
£495 GBP
View
A
Retailer 16
-
HK$5,651 HKD
A$1,108 AUD
View
A
Retailer 17
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HK$6,261 HKD
$798 USD
View
A
Retailer 18
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HK$6,426 HKD
$819 USD
View
A
Retailer 19
-
HK$6,492 HKD
A$1,273 AUD
View
B+
Retailer 20
-
HK$7,775 HKD
$991 USD
View
Retailer 21
-
HK$8,976 HKD
$1,144 USD
View
Price last confirmed 23 days ago
Retailer 22
-
HK$9,541 HKD
$1,216 USD
View
Price last confirmed 33 days ago
B+
Retailer 23
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HK$9,941 HKD
$1,267 USD
View
B+
Retailer 24
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HK$10,278 HKD
$1,310 USD
View
B+
Retailer 25
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HK$10,849 HKD
$1,383 USD
View
B+
Retailer 26
-
HK$10,997 HKD
SGD 1,894 SGD
View
B+
Retailer 27
-
HK$11,190 HKD
£1,123 GBP
View
B+
Retailer 28
-
HK$14,979 HKD
A$2,937 AUD
View
B
Retailer 29
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HK$18,124 HKD
$2,310 USD
View
Retailer 30
-
HK$18,988 HKD
$2,420 USD
View
Price last confirmed 35 days ago
B
Retailer 31
-
HK$20,871 HKD
$2,660 USD
View
Most Expensive
B
Blue Nile
28930044 · Oct 31
HK$21,608 HKD
$2,754 USD
View
31 more retailers have this diamond
Prices start from HK$2,417 HKDSave up to HK$19,192 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
1.55ct Oval
HK$2,417 HKD