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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 $4,219 SGD
£2,592 GBP
As of October 29, 2026
Save $28,118 SGD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $32,337 SGD 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 $4,219 to $32,337, a $28,118 spread on the same certified stone. Do Amore Diamonds lists it at $32,337. 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

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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: $7,035 SGD|Low: $4,067 SGD|High: $30,069 SGD|Avg: $9,639 SGD|+1.1%
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 29, 2026
Retailer 11$4,219 SGD
Retailer 16$4,236 SGD
Retailer 8$4,609 SGD
Retailer 3$4,914 SGD
Retailer 12$4,915 SGD
Retailer 7$4,922 SGD
Retailer 15$6,778 SGD
Retailer 1$7,035 SGD
Retailer 5$7,627 SGD
Retailer 10$8,589 SGD
Retailer 13$11,498 SGD
Retailer 9$11,681 SGD
Retailer 14$11,763 SGD
Retailer 4$12,361 SGD
Retailer 6$18,696 SGD
Retailer 2$30,069 SGD

38 data points across 16 retailers

24 retailers$4,219 SGD to $32,337 SGD

A
Cheapest Retailer
-
$4,219 SGD
£2,592 GBP
A
Retailer 2
-
$4,236 SGD
$3,305 USD
View
A
Retailer 3
-
$4,609 SGD
$3,596 USD
View
A
Retailer 4
-
$4,745 SGD
$3,702 USD
View
Final sale: no returns
A
Retailer 5
-
$4,914 SGD
$3,834 USD
View
A
Retailer 6
-
$4,914 SGD
$3,834 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$4,915 SGD
$3,835 USD
View
A
Retailer 8
-
$4,922 SGD
$3,840 USD
View
A
Retailer 9
-
$4,972 SGD
$3,879 USD
View
A
Retailer 10
-
$6,778 SGD
$5,288 USD
View
A
Retailer 11
-
$6,778 SGD
$5,288 USD
View
A
Retailer 12
-
$7,035 SGD
£4,322 GBP
View
A
Retailer 13
-
$7,627 SGD
$5,951 USD
View
B+
Retailer 14
-
$8,589 SGD
€6,382 EUR
View
B+
Retailer 15
-
$11,498 SGD
ZAR 144,927 ZAR
View
B+
Retailer 16
-
$11,681 SGD
£7,176 GBP
View
B+
Retailer 17
-
$11,763 SGD
A$14,119 AUD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$12,361 SGD
$9,644 USD
View
B+
Retailer 19
-
$12,989 SGD
$10,134 USD
View
B
Retailer 20
-
$18,696 SGD
View
B
Retailer 21
-
$19,136 SGD
$14,930 USD
View
B
Retailer 22
-
$29,146 SGD
$22,740 USD
View
B
Retailer 23
-
$30,069 SGD
$23,460 USD
View
Most Expensive
B
Do Amore Diamonds
23-691525873 · Oct 29
$32,337 SGD
$25,230 USD
View
23 more retailers have this diamond
Prices start from $4,219 SGDSave up to $28,118 SGD

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
$4,219 SGD