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Princess|Lab Grown|IGI

3.55ct D IF Princess Lab Grown Diamond

EX • D/IF • IGI LG790675609

Shape and cutting style on the report: Princess cut

Certificate IGI LG790675609

Diamond specifications and retailer prices

From $3,445 USD
As of October 30, 2026
Save $15,903 USD (82%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $19,348 USD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.55ct lab-grown princess diamond

This 3.55ct lab-grown princess 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 LG790675609 or 790675609. Listed at 26 retailers as of October 30, 2026, with prices from $3,445 to $19,348, a $15,903 spread on the same certified stone. Novita Diamonds lists it at $19,348. 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

3.55
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790675609
Dimensions8.41 × 8.23 × 5.90 mm
L/W Ratio1.02
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
8.41 mm8.23 mm3.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790675609
Side View
Table 67.0%Crown 44.3°Girdle: MediumPavilion 37.8°Culet: NoneDepth 71.7%

Caratlytics Score

How it works →
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 30
Current: $19,348 USD|Low: $3,307 USD|High: $19,584 USD|Avg: $7,808 USD|-0.0%
Novita Diamonds
Retailer 2
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Retailer 22
November 1, 2026
Retailer 4$3,445 USD
Retailer 11$3,858 USD
Retailer 8$3,883 USD
Retailer 7$3,996 USD
Retailer 3$4,150 USD
Retailer 10$4,484 USD
Retailer 19$4,672 USD
Retailer 22$4,846 USD
Retailer 5$4,994 USD
Retailer 16$5,337 USD
Retailer 21$5,865 USD
Retailer 9$6,111 USD
Retailer 18$6,421 USD
Retailer 2$8,560 USD
Retailer 13$9,092 USD
Retailer 17$9,278 USD
Retailer 6$10,022 USD
Retailer 12$11,631 USD
Retailer 20$13,535 USD
Retailer 15$14,045 USD
Retailer 14$14,824 USD
Novita Diamonds$19,348 USD

35 data points across 22 retailers

26 retailers$3,445 USD to $19,348 USD

A
Cheapest Retailer
-
$3,445 USD
A
Retailer 2
-
$3,858 USD
View
Final sale: no returns
A
Retailer 3
-
$3,883 USD
View
A
Retailer 4
-
$3,996 USD
View
Retailer 5
-
$3,996 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$4,150 USD
View
A
Retailer 7
-
$4,484 USD
View
A
Retailer 8
-
$4,672 USD
HK$36,500 HKD
View
A
Retailer 9
-
$4,846 USD
View
A
Retailer 10
-
$4,994 USD
View
A
Retailer 11
-
$5,337 USD
£4,203 GBP
View
A
Retailer 12
-
$5,865 USD
View
B+
Retailer 13
-
$6,111 USD
£4,812 GBP
View
B+
Retailer 14
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$6,421 USD
€6,115 EUR
View
Retailer 15
-
$7,417 USD
£5,840 GBP
View
Price last confirmed 22 days ago
Retailer 16
-
$8,251 USD
View
Price last confirmed 112 days ago
B+
Retailer 17
-
$8,560 USD
£6,740 GBP
View
B+
Retailer 18
-
$9,092 USD
A$13,987 AUD
View
B+
Retailer 19
-
$9,278 USD
ZAR 149,891 ZAR
View
B
Retailer 20
-
$9,565 USD
View
B
Retailer 21
-
$10,022 USD
View
B
Retailer 22
-
$11,631 USD
View
B
Retailer 23
-
$13,535 USD
SGD 18,290 SGD
View
B
Retailer 24
-
$14,045 USD
View
B
Retailer 25
-
$14,824 USD
View
Most Expensive
B
Novita Diamonds
cert_790675609 · Nov 1
$19,348 USD
A$29,766 AUD
View
25 more retailers have this diamond
Prices start from $3,445 USDSave up to $15,903 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.55ct Princess
$3,445 USD