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Oval|Lab Grown|IGI

3.55ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG600321105

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG600321105

Diamond specifications and retailer prices

From $2,452 NZD
$1,382 USD
As of October 29, 2026
Save $14,422 NZD (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $16,874 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.55ct lab-grown oval diamond

This 3.55ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG600321105 or 600321105. Listed at 26 retailers as of October 29, 2026, with prices from $2,452 to $16,874, a $14,422 spread on the same certified stone. Do Amore Diamonds lists it at $16,874. 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
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600321105
Dimensions12.49 × 8.57 × 5.34 mm
L/W Ratio1.46
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
12.49 mm8.57 mm3.55 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600321105
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

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: Oct 29
Current: $3,456 NZD|Low: $2,354 NZD|High: $20,458 NZD|Avg: $6,226 NZD|-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
November 1, 2026
Retailer 2$2,452 NZD
Retailer 7$2,669 NZD
Retailer 4$2,844 NZD
Retailer 14$3,149 NZD
Retailer 1$3,456 NZD
Retailer 5$3,747 NZD
Retailer 13$4,228 NZD
Retailer 9$4,435 NZD
Retailer 6$5,885 NZD
Retailer 8$7,090 NZD
Retailer 11$7,291 NZD
Retailer 15$8,101 NZD
Retailer 12$9,016 NZD
Retailer 3$11,092 NZD
Retailer 10$13,981 NZD

37 data points across 15 retailers

26 retailers$2,452 NZD to $16,874 NZD

A
Cheapest Retailer
-
$2,452 NZD
$1,382 USD
A
Retailer 2
-
$2,669 NZD
$1,504 USD
View
A
Retailer 3
-
$2,745 NZD
$1,547 USD
View
Final sale: no returns
A
Retailer 4
-
$2,844 NZD
$1,603 USD
View
Retailer 5
-
$2,844 NZD
$1,603 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$3,149 NZD
$1,775 USD
View
A
Retailer 7
-
$3,274 NZD
$1,845 USD
View
A
Retailer 8
-
$3,456 NZD
£1,534 GBP
View
A
Retailer 9
-
$3,747 NZD
HK$16,500 HKD
View
A
Retailer 10
-
$4,228 NZD
$2,383 USD
View
A
Retailer 11
-
$4,435 NZD
£1,968 GBP
View
A
Retailer 12
-
$4,565 NZD
$2,573 USD
View
A
Retailer 13
-
$5,163 NZD
$2,910 USD
View
B+
Retailer 14
-
$5,885 NZD
$3,317 USD
View
B+
Retailer 15
-
$7,090 NZD
A$6,148 AUD
View
B+
Retailer 16
-
$7,291 NZD
ZAR 66,385 ZAR
View
B+
Retailer 17
-
$7,571 NZD
£3,360 GBP
View
B+
Retailer 18
-
$7,667 NZD
$4,321 USD
View
B+
Retailer 19
-
$8,101 NZD
$4,566 USD
View
B+
Retailer 20
-
$8,715 NZD
$4,912 USD
View
B+
Retailer 21
-
$9,016 NZD
£4,001 GBP
View
B
Retailer 22
-
$10,856 NZD
SGD 8,268 SGD
View
B
Retailer 23
-
$11,092 NZD
$6,252 USD
View
Retailer 24
-
$12,799 NZD
£5,680 GBP
View
Price last confirmed 22 days ago
B
Retailer 25
-
$13,981 NZD
$7,880 USD
View
Most Expensive
B
Do Amore Diamonds
27-2FC447C0C · Oct 31
$16,874 NZD
$9,510 USD
View
25 more retailers have this diamond
Prices start from $2,452 NZDSave up to $14,422 NZD

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 Oval
$2,452 NZD