Round|Lab Grown|IGI

4.05ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG689566652

Certificate IGI LG689566652

Diamond specifications and retailer prices

From $1,964 USD
£1,546 GBP
Save $11,547 USD (85%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $13,510 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.05ct lab-grown round diamond

This 4.05ct 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 LG689566652 or 689566652. Listed at 28 retailers, with prices from $1,964 to $13,510 at Do Amore Diamonds, a $11,547 spread on the same certified stone. 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

4.05
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689566652
Dimensions10.22 × 10.18 × 6.31 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
10.22 mm10.18 mm4.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689566652
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $13,510 USD|Low: $1,789 USD|High: $13,510 USD|Avg: $4,234 USD
Do Amore Diamonds
Retailer 2
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Retailer 26
October 1, 2026
Retailer 13$1,964 USD
Retailer 10$1,964 USD
Retailer 15$2,247 USD
Retailer 17$2,290 USD
Retailer 7$2,455 USD
Retailer 4$2,534 USD
Retailer 11$3,030 USD
Retailer 19$3,366 USD
Retailer 9$3,405 USD
Retailer 21$3,405 USD
Retailer 22$3,437 USD
Retailer 3$3,457 USD
Retailer 24$3,833 USD
Retailer 2$3,931 USD
Retailer 18$4,750 USD
Retailer 23$5,257 USD
Retailer 25$5,394 USD
Retailer 12$6,429 USD
Retailer 5$6,558 USD
Retailer 16$6,635 USD
Retailer 26$6,897 USD
Retailer 8$8,792 USD
Retailer 14$9,044 USD
Retailer 20$10,511 USD
Retailer 6$12,404 USD
Do Amore Diamonds$13,510 USD

38 data points across 26 retailers

28 retailers$1,964 USD to $13,510 USD

A+
Cheapest Retailer
-
$1,964 USD
£1,546 GBP
A
Retailer 2
-
$1,964 USD
View
A
Retailer 3
-
$2,247 USD
View
A
Retailer 4
-
$2,290 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$2,455 USD
View
A
Retailer 6
-
$2,534 USD
View
A
Retailer 7
-
$3,030 USD
View
A
Retailer 8
-
$3,366 USD
HK$26,300 HKD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$3,405 USD
View
A
Retailer 10
-
$3,405 USD
View
A
Retailer 11
-
$3,445 USD
£2,712 GBP
View
A
Retailer 12
-
$3,457 USD
View
A
Retailer 13
-
$3,833 USD
View
A
Retailer 14
-
$3,931 USD
€3,744 EUR
View
A
Retailer 15
-
$4,750 USD
A$7,308 AUD
View
A
Retailer 16
-
$5,257 USD
ZAR 84,922 ZAR
View
A
Retailer 17
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$5,394 USD
A$8,299 AUD
View
A
Retailer 18
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$6,182 USD
View
Price last confirmed 66 days ago
A
Retailer 19
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$6,429 USD
View
A
Retailer 20
-
$6,558 USD
View
A
Retailer 21
-
$6,635 USD
View
A
Retailer 22
-
$6,897 USD
£5,431 GBP
View
B+
Retailer 23
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$8,792 USD
View
B+
Retailer 24
-
$9,044 USD
SGD 12,222 SGD
View
B
Retailer 25
-
$10,511 USD
A$16,170 AUD
View
B
Retailer 26
-
$12,404 USD
View
B
Retailer 27
-
$13,130 USD
View
Most Expensive
B
Do Amore Diamonds
27-0AD7C1D9C · Sep 30
$13,510 USD
View
27 more retailers have this diamond
Prices start from $1,964 USDSave up to $11,547 USD

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.

A+
4.05ct Round
$1,964 USD