CaratHunter
Plans
Round|Lab Grown|IGI

4.18ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG691525873

Shape and cutting style on the report: Round brilliant

Certificate IGI LG691525873

Diamond specifications and retailer prices

From HK$25,759 HKD
£2,585 GBP
As of October 30, 2026
Save HK$172,206 HKD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$197,965 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown round diamond

This 4.18ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG691525873 or 691525873. Listed at 24 retailers as of October 29, 2026, with prices from HK$25,759 to HK$197,965, a HK$172,206 spread on the same certified stone. Do Amore Diamonds lists it at HK$197,965. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.18
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691525873
Dimensions10.30 × 10.34 × 6.38 mm
L/W Ratio1.00
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
10.30 mm10.34 mm4.18 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691525873
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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 30
Current: HK$25,759 HKD|Low: HK$24,897 HKD|High: HK$184,077 HKD|Avg: HK$59,033 HKD|-0.7%
Retailer 1
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
October 30, 2026
Retailer 1HK$25,759 HKD
Retailer 16HK$25,932 HKD
Retailer 8HK$28,216 HKD
Retailer 3HK$30,083 HKD
Retailer 13HK$30,091 HKD
Retailer 7HK$30,130 HKD
Retailer 15HK$41,492 HKD
Retailer 9HK$43,201 HKD
Retailer 5HK$46,694 HKD
Retailer 12HK$52,580 HKD
Retailer 10HK$70,667 HKD
Retailer 11HK$71,508 HKD
Retailer 14HK$72,009 HKD
Retailer 4HK$75,671 HKD
Retailer 6HK$114,454 HKD
Retailer 2HK$184,077 HKD

38 data points across 16 retailers

24 retailersHK$25,759 HKD to HK$197,965 HKD

A
Cheapest Retailer
-
HK$25,759 HKD
£2,585 GBP
A
Retailer 2
-
HK$25,932 HKD
$3,305 USD
View
A
Retailer 3
-
HK$28,216 HKD
$3,596 USD
View
A
Retailer 4
-
HK$29,047 HKD
$3,702 USD
View
Final sale: no returns
A
Retailer 5
-
HK$30,083 HKD
$3,834 USD
View
Retailer 6
-
HK$30,083 HKD
$3,834 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
HK$30,091 HKD
$3,835 USD
View
A
Retailer 8
-
HK$30,130 HKD
$3,840 USD
View
A
Retailer 9
-
HK$30,436 HKD
$3,879 USD
View
A
Retailer 10
-
HK$41,492 HKD
$5,288 USD
View
A
Retailer 11
-
HK$41,492 HKD
$5,288 USD
View
A
Retailer 12
-
HK$43,201 HKD
£4,335 GBP
View
A
Retailer 13
-
HK$46,694 HKD
$5,951 USD
View
B+
Retailer 14
-
HK$52,580 HKD
€6,382 EUR
View
B+
Retailer 15
-
HK$70,667 HKD
ZAR 145,498 ZAR
View
B+
Retailer 16
-
HK$71,508 HKD
£7,176 GBP
View
Retailer 17
-
HK$72,009 HKD
A$14,119 AUD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
HK$75,671 HKD
$9,644 USD
View
B+
Retailer 19
-
HK$79,515 HKD
$10,134 USD
View
B
Retailer 20
-
HK$114,454 HKD
SGD 19,712 SGD
View
B
Retailer 21
-
HK$117,148 HKD
$14,930 USD
View
B
Retailer 22
-
HK$178,427 HKD
$22,740 USD
View
B
Retailer 23
-
HK$184,077 HKD
$23,460 USD
View
Most Expensive
B
Do Amore Diamonds
23-691525873 · Oct 29
HK$197,965 HKD
$25,230 USD
View
23 more retailers have this diamond
Prices start from HK$25,759 HKDSave up to HK$172,206 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
4.18ct Round
HK$25,759 HKD