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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG689565873

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG689565873

Diamond specifications and retailer prices

From HK$2,660 HKD
$339 USD
As of November 1, 2026
Save HK$20,408 HKD (88%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: HK$23,068 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 LG689565873 or 689565873. Listed at 31 retailers as of November 1, 2026, with prices from HK$2,660 to HK$23,068, a HK$20,408 spread on the same certified stone. Brilliant Earth lists it at HK$23,068. 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 angle35°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689565873
Dimensions9.29 × 6.61 × 4.05 mm
L/W Ratio1.41
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 mm6.61 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689565873
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

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: Nov 1
Current: HK$23,068 HKD|Low: HK$2,519 HKD|High: HK$38,838 HKD|Avg: HK$8,609 HKD|-40.6%
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
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 16HK$2,660 HKD
Retailer 10HK$3,214 HKD
Retailer 3HK$3,939 HKD
Retailer 18HK$3,962 HKD
Retailer 19HK$4,597 HKD
Retailer 13HK$4,814 HKD
Retailer 7HK$4,849 HKD
Retailer 2HK$4,935 HKD
Retailer 8HK$5,549 HKD
Retailer 9HK$6,261 HKD
Retailer 17HK$6,492 HKD
Retailer 4HK$8,262 HKD
Retailer 21HK$8,576 HKD
Retailer 14HK$9,243 HKD
Retailer 11HK$9,361 HKD
Retailer 12HK$9,400 HKD
Retailer 6HK$10,741 HKD
Retailer 20HK$11,250 HKD
Retailer 5HK$11,543 HKD
Retailer 15HK$14,979 HKD
Brilliant EarthHK$23,068 HKD

36 data points across 21 retailers

31 retailersHK$2,660 HKD to HK$23,068 HKD

Retailer 1
-
HK$2,393 HKD
$305 USD
Price last confirmed 35 days ago
Retailer 2
-
HK$2,613 HKD
$333 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
HK$2,660 HKD
$339 USD
View
Final sale: no returns
Retailer 4
-
HK$2,778 HKD
$354 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
HK$2,793 HKD
$356 USD
View
Retailer 6
-
HK$2,793 HKD
$356 USD
View
Price last confirmed 23 days ago
Retailer 7
-
HK$2,793 HKD
$356 USD
View
Price last confirmed 31 days ago
Retailer 8
-
HK$2,927 HKD
$373 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
HK$3,214 HKD
View
A
Retailer 10
-
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$4,814 HKD
ZAR 9,913 ZAR
View
A
Retailer 14
-
HK$4,849 HKD
$618 USD
View
A
Retailer 15
-
HK$4,935 HKD
£495 GBP
View
A
Retailer 16
-
HK$5,549 HKD
A$1,088 AUD
View
A
Retailer 17
-
HK$6,261 HKD
$798 USD
View
A
Retailer 18
-
HK$6,492 HKD
A$1,273 AUD
View
B+
Retailer 19
-
HK$8,262 HKD
$1,053 USD
View
B+
Retailer 20
-
HK$8,576 HKD
$1,093 USD
View
Retailer 21
-
HK$8,976 HKD
$1,144 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
HK$9,243 HKD
$1,178 USD
View
B+
Retailer 23
-
HK$9,361 HKD
$1,193 USD
View
B+
Retailer 24
-
HK$9,400 HKD
SGD 1,619 SGD
View
Retailer 25
-
HK$9,541 HKD
$1,216 USD
View
Price last confirmed 33 days ago
B+
Retailer 26
-
HK$10,741 HKD
$1,369 USD
View
B+
Retailer 27
-
HK$11,250 HKD
£1,129 GBP
View
B+
Retailer 28
-
HK$11,543 HKD
$1,471 USD
View
B+
Retailer 29
-
HK$14,979 HKD
A$2,937 AUD
View
Retailer 30
-
HK$19,066 HKD
$2,430 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Brilliant Earth
13883160A · Nov 2
HK$23,068 HKD
$2,940 USD
View
30 more retailers have this diamond
Prices start from HK$2,660 HKDSave up to HK$20,408 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$2,660 HKD