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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG700515678

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG700515678

Diamond specifications and retailer prices

From HK$3,743 HKD
$477 USD
As of November 1, 2026
Save HK$35,253 HKD (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$38,995 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 LG700515678 or 700515678. Listed at 27 retailers as of November 1, 2026, with prices from HK$3,743 to HK$38,995, a HK$35,253 spread on the same certified stone. Brilliant Earth lists it at HK$38,995. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700515678
Dimensions9.34 × 6.69 × 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
9.34 mm6.69 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700515678
Side View
Table 59.0%Crown 32.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.0%

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$38,995 HKD|Low: HK$3,743 HKD|High: HK$38,995 HKD|Avg: HK$11,948 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 6HK$3,743 HKD
Retailer 4HK$4,190 HKD
Retailer 8HK$4,637 HKD
Retailer 9HK$4,637 HKD
Retailer 11HK$4,903 HKD
Retailer 17HK$5,728 HKD
Retailer 5HK$7,079 HKD
Retailer 13HK$7,698 HKD
Retailer 16HK$7,843 HKD
Retailer 12HK$7,998 HKD
Retailer 3HK$10,797 HKD
Retailer 2HK$10,890 HKD
Retailer 7HK$14,908 HKD
Retailer 18HK$15,820 HKD
Retailer 10HK$16,092 HKD
Retailer 15HK$17,039 HKD
Retailer 14HK$19,694 HKD
Brilliant EarthHK$38,995 HKD

31 data points across 18 retailers

27 retailersHK$3,743 HKD to HK$38,995 HKD

A
Cheapest Retailer
-
HK$3,743 HKD
$477 USD
A
Retailer 2
-
HK$4,182 HKD
$533 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,190 HKD
$534 USD
View
Retailer 4
-
HK$4,637 HKD
$591 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
HK$4,637 HKD
$591 USD
View
A
Retailer 6
-
HK$4,903 HKD
£492 GBP
View
A
Retailer 7
-
HK$5,728 HKD
$730 USD
View
A
Retailer 8
-
HK$6,198 HKD
$790 USD
View
A
Retailer 9
-
HK$6,489 HKD
$827 USD
View
A
Retailer 10
-
HK$7,079 HKD
A$1,388 AUD
View
A
Retailer 11
-
HK$7,698 HKD
£773 GBP
View
A
Retailer 12
-
HK$7,843 HKD
€952 EUR
View
A
Retailer 13
-
HK$7,998 HKD
ZAR 16,468 ZAR
View
B+
Retailer 14
-
HK$8,780 HKD
$1,119 USD
View
B+
Retailer 15
-
HK$10,797 HKD
A$2,117 AUD
View
B+
Retailer 16
-
HK$10,890 HKD
$1,388 USD
View
B+
Retailer 17
-
HK$13,512 HKD
£1,356 GBP
View
B
Retailer 18
-
HK$14,649 HKD
SGD 2,523 SGD
View
B+
Retailer 19
-
HK$14,908 HKD
$1,900 USD
View
B
Retailer 20
-
HK$15,135 HKD
$1,929 USD
View
B+
Retailer 21
-
HK$15,820 HKD
A$3,102 AUD
View
B
Retailer 22
-
HK$16,092 HKD
$2,051 USD
View
B
Retailer 23
-
HK$16,292 HKD
$2,076 USD
View
B+
Retailer 24
-
HK$17,039 HKD
£1,710 GBP
View
B
Retailer 25
-
HK$17,348 HKD
$2,211 USD
View
B
Retailer 26
-
HK$19,694 HKD
$2,510 USD
View
Most Expensive
B
Brilliant Earth
14819721A · Nov 2
HK$38,995 HKD
$4,970 USD
View
26 more retailers have this diamond
Prices start from HK$3,743 HKDSave up to HK$35,253 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$3,743 HKD